Home / 15,962.12-22,017.18-9,983.41

Finding the Fourth Proportional to 15,962.12, 22,017.18 and 9,983.41

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Solution

The fourth proportional to 15,962.12, 22,017.18 and 9,983.41 is: 13,770.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962.12 : 22,017.18 = 9,983.41 : x
  2. Step 2: Convert to fraction form
    15,962.12/22,017.18 = 9,983.41/x
  3. Step 3: Cross multiply
    15,962.12x = 22,017.18 × 9,983.41
  4. Step 4: Simplify right side
    15,962.12x = 219,806,585.07
  5. Step 5: Solve for x
    x = 219,806,585.07/15,962.12
  6. Step 6: Final answer
    x = 13,770.51

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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.