Home / 25,079.22-37,646.10-18,857.07

Finding the Fourth Proportional to 25,079.22, 37,646.10 and 18,857.07

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Solution

The fourth proportional to 25,079.22, 37,646.10 and 18,857.07 is: 28,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.22 : 37,646.10 = 18,857.07 : x
  2. Step 2: Convert to fraction form
    25,079.22/37,646.10 = 18,857.07/x
  3. Step 3: Cross multiply
    25,079.22x = 37,646.10 × 18,857.07
  4. Step 4: Simplify right side
    25,079.22x = 709,895,142.93
  5. Step 5: Solve for x
    x = 709,895,142.93/25,079.22
  6. Step 6: Final answer
    x = 28,306.11

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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.