Home / 22,647.04-31,253.72-12,575.65

Finding the Fourth Proportional to 22,647.04, 31,253.72 and 12,575.65

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Solution

The fourth proportional to 22,647.04, 31,253.72 and 12,575.65 is: 17,354.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,647.04 : 31,253.72 = 12,575.65 : x
  2. Step 2: Convert to fraction form
    22,647.04/31,253.72 = 12,575.65/x
  3. Step 3: Cross multiply
    22,647.04x = 31,253.72 × 12,575.65
  4. Step 4: Simplify right side
    22,647.04x = 393,035,843.92
  5. Step 5: Solve for x
    x = 393,035,843.92/22,647.04
  6. Step 6: Final answer
    x = 17,354.84

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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.