Home / 23,154.06-34,678.38-18,125.12

Finding the Fourth Proportional to 23,154.06, 34,678.38 and 18,125.12

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Solution

The fourth proportional to 23,154.06, 34,678.38 and 18,125.12 is: 27,146.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.06 : 34,678.38 = 18,125.12 : x
  2. Step 2: Convert to fraction form
    23,154.06/34,678.38 = 18,125.12/x
  3. Step 3: Cross multiply
    23,154.06x = 34,678.38 × 18,125.12
  4. Step 4: Simplify right side
    23,154.06x = 628,549,798.91
  5. Step 5: Solve for x
    x = 628,549,798.91/23,154.06
  6. Step 6: Final answer
    x = 27,146.42

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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.