Home / 17,921.32-24,730.72-9,962.97

Finding the Fourth Proportional to 17,921.32, 24,730.72 and 9,962.97

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Solution

The fourth proportional to 17,921.32, 24,730.72 and 9,962.97 is: 13,748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,921.32 : 24,730.72 = 9,962.97 : x
  2. Step 2: Convert to fraction form
    17,921.32/24,730.72 = 9,962.97/x
  3. Step 3: Cross multiply
    17,921.32x = 24,730.72 × 9,962.97
  4. Step 4: Simplify right side
    17,921.32x = 246,391,303.79
  5. Step 5: Solve for x
    x = 246,391,303.79/17,921.32
  6. Step 6: Final answer
    x = 13,748.50

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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.