Home / 51,890.82-77,838.28-14,454.17

Finding the Fourth Proportional to 51,890.82, 77,838.28 and 14,454.17

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Solution

The fourth proportional to 51,890.82, 77,838.28 and 14,454.17 is: 21,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,890.82 : 77,838.28 = 14,454.17 : x
  2. Step 2: Convert to fraction form
    51,890.82/77,838.28 = 14,454.17/x
  3. Step 3: Cross multiply
    51,890.82x = 77,838.28 × 14,454.17
  4. Step 4: Simplify right side
    51,890.82x = 1,125,087,731.63
  5. Step 5: Solve for x
    x = 1,125,087,731.63/51,890.82
  6. Step 6: Final answer
    x = 21,681.83

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1.5x scale

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.