Home / 16,398.27-22,631.52-9,325.74

Finding the Fourth Proportional to 16,398.27, 22,631.52 and 9,325.74

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Solution

The fourth proportional to 16,398.27, 22,631.52 and 9,325.74 is: 12,870.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398.27 : 22,631.52 = 9,325.74 : x
  2. Step 2: Convert to fraction form
    16,398.27/22,631.52 = 9,325.74/x
  3. Step 3: Cross multiply
    16,398.27x = 22,631.52 × 9,325.74
  4. Step 4: Simplify right side
    16,398.27x = 211,055,671.32
  5. Step 5: Solve for x
    x = 211,055,671.32/16,398.27
  6. Step 6: Final answer
    x = 12,870.61

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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.