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Finding the Fourth Proportional to 59,585.94, 89,378.82 and 15,212.70

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Solution

The fourth proportional to 59,585.94, 89,378.82 and 15,212.70 is: 22,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,585.94 : 89,378.82 = 15,212.70 : x
  2. Step 2: Convert to fraction form
    59,585.94/89,378.82 = 15,212.70/x
  3. Step 3: Cross multiply
    59,585.94x = 89,378.82 × 15,212.70
  4. Step 4: Simplify right side
    59,585.94x = 1,359,693,175.01
  5. Step 5: Solve for x
    x = 1,359,693,175.01/59,585.94
  6. Step 6: Final answer
    x = 22,819.03

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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.