Home / 19,478.43-29,180.93-9,606.15

Finding the Fourth Proportional to 19,478.43, 29,180.93 and 9,606.15

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Solution

The fourth proportional to 19,478.43, 29,180.93 and 9,606.15 is: 14,391.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478.43 : 29,180.93 = 9,606.15 : x
  2. Step 2: Convert to fraction form
    19,478.43/29,180.93 = 9,606.15/x
  3. Step 3: Cross multiply
    19,478.43x = 29,180.93 × 9,606.15
  4. Step 4: Simplify right side
    19,478.43x = 280,316,342.69
  5. Step 5: Solve for x
    x = 280,316,342.69/19,478.43
  6. Step 6: Final answer
    x = 14,391.12

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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.