Home / 15,435.11-23,152.67-6,207.59

Finding the Fourth Proportional to 15,435.11, 23,152.67 and 6,207.59

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Solution

The fourth proportional to 15,435.11, 23,152.67 and 6,207.59 is: 9,311.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.11 : 23,152.67 = 6,207.59 : x
  2. Step 2: Convert to fraction form
    15,435.11/23,152.67 = 6,207.59/x
  3. Step 3: Cross multiply
    15,435.11x = 23,152.67 × 6,207.59
  4. Step 4: Simplify right side
    15,435.11x = 143,722,135.96
  5. Step 5: Solve for x
    x = 143,722,135.96/15,435.11
  6. Step 6: Final answer
    x = 9,311.38

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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.