Home / 35,609.61-49,141.17-20,496.75

Finding the Fourth Proportional to 35,609.61, 49,141.17 and 20,496.75

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Solution

The fourth proportional to 35,609.61, 49,141.17 and 20,496.75 is: 28,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.61 : 49,141.17 = 20,496.75 : x
  2. Step 2: Convert to fraction form
    35,609.61/49,141.17 = 20,496.75/x
  3. Step 3: Cross multiply
    35,609.61x = 49,141.17 × 20,496.75
  4. Step 4: Simplify right side
    35,609.61x = 1,007,234,276.20
  5. Step 5: Solve for x
    x = 1,007,234,276.20/35,609.61
  6. Step 6: Final answer
    x = 28,285.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.