Home / 16,151.40-22,288.20-9,437.64

Finding the Fourth Proportional to 16,151.40, 22,288.20 and 9,437.64

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Solution

The fourth proportional to 16,151.40, 22,288.20 and 9,437.64 is: 13,023.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,151.40 : 22,288.20 = 9,437.64 : x
  2. Step 2: Convert to fraction form
    16,151.40/22,288.20 = 9,437.64/x
  3. Step 3: Cross multiply
    16,151.40x = 22,288.20 × 9,437.64
  4. Step 4: Simplify right side
    16,151.40x = 210,348,007.85
  5. Step 5: Solve for x
    x = 210,348,007.85/16,151.40
  6. Step 6: Final answer
    x = 13,023.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.