Home / 51,538.28-77,314.14-14,603.24

Finding the Fourth Proportional to 51,538.28, 77,314.14 and 14,603.24

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Solution

The fourth proportional to 51,538.28, 77,314.14 and 14,603.24 is: 21,906.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,538.28 : 77,314.14 = 14,603.24 : x
  2. Step 2: Convert to fraction form
    51,538.28/77,314.14 = 14,603.24/x
  3. Step 3: Cross multiply
    51,538.28x = 77,314.14 × 14,603.24
  4. Step 4: Simplify right side
    51,538.28x = 1,129,036,941.81
  5. Step 5: Solve for x
    x = 1,129,036,941.81/51,538.28
  6. Step 6: Final answer
    x = 21,906.76

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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.