Home / 51,471.76-77,208.28-14,033.68

Finding the Fourth Proportional to 51,471.76, 77,208.28 and 14,033.68

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Solution

The fourth proportional to 51,471.76, 77,208.28 and 14,033.68 is: 21,050.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,471.76 : 77,208.28 = 14,033.68 : x
  2. Step 2: Convert to fraction form
    51,471.76/77,208.28 = 14,033.68/x
  3. Step 3: Cross multiply
    51,471.76x = 77,208.28 × 14,033.68
  4. Step 4: Simplify right side
    51,471.76x = 1,083,516,294.87
  5. Step 5: Solve for x
    x = 1,083,516,294.87/51,471.76
  6. Step 6: Final answer
    x = 21,050.69

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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.