Home / 61,715.39-92,498.63-28,389.74

Finding the Fourth Proportional to 61,715.39, 92,498.63 and 28,389.74

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Solution

The fourth proportional to 61,715.39, 92,498.63 and 28,389.74 is: 42,550.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,715.39 : 92,498.63 = 28,389.74 : x
  2. Step 2: Convert to fraction form
    61,715.39/92,498.63 = 28,389.74/x
  3. Step 3: Cross multiply
    61,715.39x = 92,498.63 × 28,389.74
  4. Step 4: Simplify right side
    61,715.39x = 2,626,011,451.61
  5. Step 5: Solve for x
    x = 2,626,011,451.61/61,715.39
  6. Step 6: Final answer
    x = 42,550.35

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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.