Home / 19,341.10-29,007.60-9,487.45

Finding the Fourth Proportional to 19,341.10, 29,007.60 and 9,487.45

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Solution

The fourth proportional to 19,341.10, 29,007.60 and 9,487.45 is: 14,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341.10 : 29,007.60 = 9,487.45 : x
  2. Step 2: Convert to fraction form
    19,341.10/29,007.60 = 9,487.45/x
  3. Step 3: Cross multiply
    19,341.10x = 29,007.60 × 9,487.45
  4. Step 4: Simplify right side
    19,341.10x = 275,208,154.62
  5. Step 5: Solve for x
    x = 275,208,154.62/19,341.10
  6. Step 6: Final answer
    x = 14,229.19

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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.