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Finding the Fourth Proportional to 16,320.99, 24,462.66 and 7,422.99

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Solution

The fourth proportional to 16,320.99, 24,462.66 and 7,422.99 is: 11,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,320.99 : 24,462.66 = 7,422.99 : x
  2. Step 2: Convert to fraction form
    16,320.99/24,462.66 = 7,422.99/x
  3. Step 3: Cross multiply
    16,320.99x = 24,462.66 × 7,422.99
  4. Step 4: Simplify right side
    16,320.99x = 181,586,080.55
  5. Step 5: Solve for x
    x = 181,586,080.55/16,320.99
  6. Step 6: Final answer
    x = 11,125.92

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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.