Home / 16,237.67-22,392.45-9,865.31

Finding the Fourth Proportional to 16,237.67, 22,392.45 and 9,865.31

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Solution

The fourth proportional to 16,237.67, 22,392.45 and 9,865.31 is: 13,604.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,237.67 : 22,392.45 = 9,865.31 : x
  2. Step 2: Convert to fraction form
    16,237.67/22,392.45 = 9,865.31/x
  3. Step 3: Cross multiply
    16,237.67x = 22,392.45 × 9,865.31
  4. Step 4: Simplify right side
    16,237.67x = 220,908,348.95
  5. Step 5: Solve for x
    x = 220,908,348.95/16,237.67
  6. Step 6: Final answer
    x = 13,604.69

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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.