Home / 39,724.16-59,581.92-12,024.32

Finding the Fourth Proportional to 39,724.16, 59,581.92 and 12,024.32

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Solution

The fourth proportional to 39,724.16, 59,581.92 and 12,024.32 is: 18,035.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.16 : 59,581.92 = 12,024.32 : x
  2. Step 2: Convert to fraction form
    39,724.16/59,581.92 = 12,024.32/x
  3. Step 3: Cross multiply
    39,724.16x = 59,581.92 × 12,024.32
  4. Step 4: Simplify right side
    39,724.16x = 716,432,072.29
  5. Step 5: Solve for x
    x = 716,432,072.29/39,724.16
  6. Step 6: Final answer
    x = 18,035.17

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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.