Home / 51,564.13-77,346.25-14,124.53

Finding the Fourth Proportional to 51,564.13, 77,346.25 and 14,124.53

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Solution

The fourth proportional to 51,564.13, 77,346.25 and 14,124.53 is: 21,186.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,564.13 : 77,346.25 = 14,124.53 : x
  2. Step 2: Convert to fraction form
    51,564.13/77,346.25 = 14,124.53/x
  3. Step 3: Cross multiply
    51,564.13x = 77,346.25 × 14,124.53
  4. Step 4: Simplify right side
    51,564.13x = 1,092,479,250.81
  5. Step 5: Solve for x
    x = 1,092,479,250.81/51,564.13
  6. Step 6: Final answer
    x = 21,186.81

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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.