Home / 40,000.18-60,013.23-13,705.15

Finding the Fourth Proportional to 40,000.18, 60,013.23 and 13,705.15

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Solution

The fourth proportional to 40,000.18, 60,013.23 and 13,705.15 is: 20,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,000.18 : 60,013.23 = 13,705.15 : x
  2. Step 2: Convert to fraction form
    40,000.18/60,013.23 = 13,705.15/x
  3. Step 3: Cross multiply
    40,000.18x = 60,013.23 × 13,705.15
  4. Step 4: Simplify right side
    40,000.18x = 822,490,319.13
  5. Step 5: Solve for x
    x = 822,490,319.13/40,000.18
  6. Step 6: Final answer
    x = 20,562.17

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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.