Home / 54,157.32-81,237.66-14,714.28

Finding the Fourth Proportional to 54,157.32, 81,237.66 and 14,714.28

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Solution

The fourth proportional to 54,157.32, 81,237.66 and 14,714.28 is: 22,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,157.32 : 81,237.66 = 14,714.28 : x
  2. Step 2: Convert to fraction form
    54,157.32/81,237.66 = 14,714.28/x
  3. Step 3: Cross multiply
    54,157.32x = 81,237.66 × 14,714.28
  4. Step 4: Simplify right side
    54,157.32x = 1,195,353,675.78
  5. Step 5: Solve for x
    x = 1,195,353,675.78/54,157.32
  6. Step 6: Final answer
    x = 22,071.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.