Home / 23,485.46-35,228.38-7,902.86

Finding the Fourth Proportional to 23,485.46, 35,228.38 and 7,902.86

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Solution

The fourth proportional to 23,485.46, 35,228.38 and 7,902.86 is: 11,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.46 : 35,228.38 = 7,902.86 : x
  2. Step 2: Convert to fraction form
    23,485.46/35,228.38 = 7,902.86/x
  3. Step 3: Cross multiply
    23,485.46x = 35,228.38 × 7,902.86
  4. Step 4: Simplify right side
    23,485.46x = 278,404,955.17
  5. Step 5: Solve for x
    x = 278,404,955.17/23,485.46
  6. Step 6: Final answer
    x = 11,854.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.