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Finding the Fourth Proportional to 15,159.69, 22,742.94 and 5,799.45

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Solution

The fourth proportional to 15,159.69, 22,742.94 and 5,799.45 is: 8,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,159.69 : 22,742.94 = 5,799.45 : x
  2. Step 2: Convert to fraction form
    15,159.69/22,742.94 = 5,799.45/x
  3. Step 3: Cross multiply
    15,159.69x = 22,742.94 × 5,799.45
  4. Step 4: Simplify right side
    15,159.69x = 131,896,543.38
  5. Step 5: Solve for x
    x = 131,896,543.38/15,159.69
  6. Step 6: Final answer
    x = 8,700.48

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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.