Home / 32,885.39-45,387.76-18,549.61

Finding the Fourth Proportional to 32,885.39, 45,387.76 and 18,549.61

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Solution

The fourth proportional to 32,885.39, 45,387.76 and 18,549.61 is: 25,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,885.39 : 45,387.76 = 18,549.61 : x
  2. Step 2: Convert to fraction form
    32,885.39/45,387.76 = 18,549.61/x
  3. Step 3: Cross multiply
    32,885.39x = 45,387.76 × 18,549.61
  4. Step 4: Simplify right side
    32,885.39x = 841,925,246.77
  5. Step 5: Solve for x
    x = 841,925,246.77/32,885.39
  6. Step 6: Final answer
    x = 25,601.80

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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.