Home / 39,831.62-59,726.84-11,748.10

Finding the Fourth Proportional to 39,831.62, 59,726.84 and 11,748.10

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Solution

The fourth proportional to 39,831.62, 59,726.84 and 11,748.10 is: 17,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,831.62 : 59,726.84 = 11,748.10 : x
  2. Step 2: Convert to fraction form
    39,831.62/59,726.84 = 11,748.10/x
  3. Step 3: Cross multiply
    39,831.62x = 59,726.84 × 11,748.10
  4. Step 4: Simplify right side
    39,831.62x = 701,676,769.06
  5. Step 5: Solve for x
    x = 701,676,769.06/39,831.62
  6. Step 6: Final answer
    x = 17,616.08

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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.