Home / 16,631.64-22,951.67-11,335.71

Finding the Fourth Proportional to 16,631.64, 22,951.67 and 11,335.71

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Solution

The fourth proportional to 16,631.64, 22,951.67 and 11,335.71 is: 15,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,631.64 : 22,951.67 = 11,335.71 : x
  2. Step 2: Convert to fraction form
    16,631.64/22,951.67 = 11,335.71/x
  3. Step 3: Cross multiply
    16,631.64x = 22,951.67 × 11,335.71
  4. Step 4: Simplify right side
    16,631.64x = 260,173,418.46
  5. Step 5: Solve for x
    x = 260,173,418.46/16,631.64
  6. Step 6: Final answer
    x = 15,643.28

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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.