Home / 10,432.90-15,645.56-3,035.07

Finding the Fourth Proportional to 10,432.90, 15,645.56 and 3,035.07

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Solution

The fourth proportional to 10,432.90, 15,645.56 and 3,035.07 is: 4,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.90 : 15,645.56 = 3,035.07 : x
  2. Step 2: Convert to fraction form
    10,432.90/15,645.56 = 3,035.07/x
  3. Step 3: Cross multiply
    10,432.90x = 15,645.56 × 3,035.07
  4. Step 4: Simplify right side
    10,432.90x = 47,485,354.61
  5. Step 5: Solve for x
    x = 47,485,354.61/10,432.90
  6. Step 6: Final answer
    x = 4,551.50

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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.