Home / 34,607.76-51,931.30-13,549.48

Finding the Fourth Proportional to 34,607.76, 51,931.30 and 13,549.48

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Solution

The fourth proportional to 34,607.76, 51,931.30 and 13,549.48 is: 20,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,607.76 : 51,931.30 = 13,549.48 : x
  2. Step 2: Convert to fraction form
    34,607.76/51,931.30 = 13,549.48/x
  3. Step 3: Cross multiply
    34,607.76x = 51,931.30 × 13,549.48
  4. Step 4: Simplify right side
    34,607.76x = 703,642,110.72
  5. Step 5: Solve for x
    x = 703,642,110.72/34,607.76
  6. Step 6: Final answer
    x = 20,331.92

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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.