Home / 35,477.76-53,158.08-15,726.72

Finding the Fourth Proportional to 35,477.76, 53,158.08 and 15,726.72

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Solution

The fourth proportional to 35,477.76, 53,158.08 and 15,726.72 is: 23,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.76 : 53,158.08 = 15,726.72 : x
  2. Step 2: Convert to fraction form
    35,477.76/53,158.08 = 15,726.72/x
  3. Step 3: Cross multiply
    35,477.76x = 53,158.08 × 15,726.72
  4. Step 4: Simplify right side
    35,477.76x = 836,002,239.90
  5. Step 5: Solve for x
    x = 836,002,239.90/35,477.76
  6. Step 6: Final answer
    x = 23,564.12

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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.