Home / 15,115.24-22,683.18-5,254.42

Finding the Fourth Proportional to 15,115.24, 22,683.18 and 5,254.42

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Solution

The fourth proportional to 15,115.24, 22,683.18 and 5,254.42 is: 7,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.24 : 22,683.18 = 5,254.42 : x
  2. Step 2: Convert to fraction form
    15,115.24/22,683.18 = 5,254.42/x
  3. Step 3: Cross multiply
    15,115.24x = 22,683.18 × 5,254.42
  4. Step 4: Simplify right side
    15,115.24x = 119,186,954.66
  5. Step 5: Solve for x
    x = 119,186,954.66/15,115.24
  6. Step 6: Final answer
    x = 7,885.22

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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.