Home / 15,043.70-22,521.80-11,165.42

Finding the Fourth Proportional to 15,043.70, 22,521.80 and 11,165.42

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Solution

The fourth proportional to 15,043.70, 22,521.80 and 11,165.42 is: 16,715.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043.70 : 22,521.80 = 11,165.42 : x
  2. Step 2: Convert to fraction form
    15,043.70/22,521.80 = 11,165.42/x
  3. Step 3: Cross multiply
    15,043.70x = 22,521.80 × 11,165.42
  4. Step 4: Simplify right side
    15,043.70x = 251,465,356.16
  5. Step 5: Solve for x
    x = 251,465,356.16/15,043.70
  6. Step 6: Final answer
    x = 16,715.66

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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.