Home / 15,035.18-22,537.89-7,123.79

Finding the Fourth Proportional to 15,035.18, 22,537.89 and 7,123.79

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Solution

The fourth proportional to 15,035.18, 22,537.89 and 7,123.79 is: 10,678.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,035.18 : 22,537.89 = 7,123.79 : x
  2. Step 2: Convert to fraction form
    15,035.18/22,537.89 = 7,123.79/x
  3. Step 3: Cross multiply
    15,035.18x = 22,537.89 × 7,123.79
  4. Step 4: Simplify right side
    15,035.18x = 160,555,251.75
  5. Step 5: Solve for x
    x = 160,555,251.75/15,035.18
  6. Step 6: Final answer
    x = 10,678.64

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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.