Home / 15,103.53-22,658.40-4,574.12

Finding the Fourth Proportional to 15,103.53, 22,658.40 and 4,574.12

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Solution

The fourth proportional to 15,103.53, 22,658.40 and 4,574.12 is: 6,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103.53 : 22,658.40 = 4,574.12 : x
  2. Step 2: Convert to fraction form
    15,103.53/22,658.40 = 4,574.12/x
  3. Step 3: Cross multiply
    15,103.53x = 22,658.40 × 4,574.12
  4. Step 4: Simplify right side
    15,103.53x = 103,642,127.32
  5. Step 5: Solve for x
    x = 103,642,127.32/15,103.53
  6. Step 6: Final answer
    x = 6,862.11

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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.