Home / 16,438.52-22,671.90-10,468.28

Finding the Fourth Proportional to 16,438.52, 22,671.90 and 10,468.28

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Solution

The fourth proportional to 16,438.52, 22,671.90 and 10,468.28 is: 14,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,438.52 : 22,671.90 = 10,468.28 : x
  2. Step 2: Convert to fraction form
    16,438.52/22,671.90 = 10,468.28/x
  3. Step 3: Cross multiply
    16,438.52x = 22,671.90 × 10,468.28
  4. Step 4: Simplify right side
    16,438.52x = 237,335,797.33
  5. Step 5: Solve for x
    x = 237,335,797.33/16,438.52
  6. Step 6: Final answer
    x = 14,437.78

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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.