Home / 23,485.10-35,232.45-7,904.30

Finding the Fourth Proportional to 23,485.10, 35,232.45 and 7,904.30

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Solution

The fourth proportional to 23,485.10, 35,232.45 and 7,904.30 is: 11,858.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.10 : 35,232.45 = 7,904.30 : x
  2. Step 2: Convert to fraction form
    23,485.10/35,232.45 = 7,904.30/x
  3. Step 3: Cross multiply
    23,485.10x = 35,232.45 × 7,904.30
  4. Step 4: Simplify right side
    23,485.10x = 278,487,854.54
  5. Step 5: Solve for x
    x = 278,487,854.54/23,485.10
  6. Step 6: Final answer
    x = 11,858.07

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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.