Home / 18,525.42-27,753.27-9,154.53

Finding the Fourth Proportional to 18,525.42, 27,753.27 and 9,154.53

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Solution

The fourth proportional to 18,525.42, 27,753.27 and 9,154.53 is: 13,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.42 : 27,753.27 = 9,154.53 : x
  2. Step 2: Convert to fraction form
    18,525.42/27,753.27 = 9,154.53/x
  3. Step 3: Cross multiply
    18,525.42x = 27,753.27 × 9,154.53
  4. Step 4: Simplify right side
    18,525.42x = 254,068,142.81
  5. Step 5: Solve for x
    x = 254,068,142.81/18,525.42
  6. Step 6: Final answer
    x = 13,714.57

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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.