Home / 22,725.04-34,087.90-7,142.66

Finding the Fourth Proportional to 22,725.04, 34,087.90 and 7,142.66

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Solution

The fourth proportional to 22,725.04, 34,087.90 and 7,142.66 is: 10,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,725.04 : 34,087.90 = 7,142.66 : x
  2. Step 2: Convert to fraction form
    22,725.04/34,087.90 = 7,142.66/x
  3. Step 3: Cross multiply
    22,725.04x = 34,087.90 × 7,142.66
  4. Step 4: Simplify right side
    22,725.04x = 243,478,279.81
  5. Step 5: Solve for x
    x = 243,478,279.81/22,725.04
  6. Step 6: Final answer
    x = 10,714.10

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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.