Home / 15,506.38-23,263.20-5,118.12

Finding the Fourth Proportional to 15,506.38, 23,263.20 and 5,118.12

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Solution

The fourth proportional to 15,506.38, 23,263.20 and 5,118.12 is: 7,678.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,506.38 : 23,263.20 = 5,118.12 : x
  2. Step 2: Convert to fraction form
    15,506.38/23,263.20 = 5,118.12/x
  3. Step 3: Cross multiply
    15,506.38x = 23,263.20 × 5,118.12
  4. Step 4: Simplify right side
    15,506.38x = 119,063,849.18
  5. Step 5: Solve for x
    x = 119,063,849.18/15,506.38
  6. Step 6: Final answer
    x = 7,678.38

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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.