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Finding the Fourth Proportional to 59,636.88, 89,474.76 and 28,468.08

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Solution

The fourth proportional to 59,636.88, 89,474.76 and 28,468.08 is: 42,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,636.88 : 89,474.76 = 28,468.08 : x
  2. Step 2: Convert to fraction form
    59,636.88/89,474.76 = 28,468.08/x
  3. Step 3: Cross multiply
    59,636.88x = 89,474.76 × 28,468.08
  4. Step 4: Simplify right side
    59,636.88x = 2,547,174,625.66
  5. Step 5: Solve for x
    x = 2,547,174,625.66/59,636.88
  6. Step 6: Final answer
    x = 42,711.40

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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.