Home / 18,446.55-25,411.80-14,668.53

Finding the Fourth Proportional to 18,446.55, 25,411.80 and 14,668.53

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Solution

The fourth proportional to 18,446.55, 25,411.80 and 14,668.53 is: 20,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.55 : 25,411.80 = 14,668.53 : x
  2. Step 2: Convert to fraction form
    18,446.55/25,411.80 = 14,668.53/x
  3. Step 3: Cross multiply
    18,446.55x = 25,411.80 × 14,668.53
  4. Step 4: Simplify right side
    18,446.55x = 372,753,750.65
  5. Step 5: Solve for x
    x = 372,753,750.65/18,446.55
  6. Step 6: Final answer
    x = 20,207.23

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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.