Home / 32,489.65-44,835.28-18,342.78

Finding the Fourth Proportional to 32,489.65, 44,835.28 and 18,342.78

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Solution

The fourth proportional to 32,489.65, 44,835.28 and 18,342.78 is: 25,312.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,489.65 : 44,835.28 = 18,342.78 : x
  2. Step 2: Convert to fraction form
    32,489.65/44,835.28 = 18,342.78/x
  3. Step 3: Cross multiply
    32,489.65x = 44,835.28 × 18,342.78
  4. Step 4: Simplify right side
    32,489.65x = 822,403,677.28
  5. Step 5: Solve for x
    x = 822,403,677.28/32,489.65
  6. Step 6: Final answer
    x = 25,312.79

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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.