Home / 22,670.16-31,273.92-14,714.88

Finding the Fourth Proportional to 22,670.16, 31,273.92 and 14,714.88

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Solution

The fourth proportional to 22,670.16, 31,273.92 and 14,714.88 is: 20,299.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,670.16 : 31,273.92 = 14,714.88 : x
  2. Step 2: Convert to fraction form
    22,670.16/31,273.92 = 14,714.88/x
  3. Step 3: Cross multiply
    22,670.16x = 31,273.92 × 14,714.88
  4. Step 4: Simplify right side
    22,670.16x = 460,191,979.93
  5. Step 5: Solve for x
    x = 460,191,979.93/22,670.16
  6. Step 6: Final answer
    x = 20,299.46

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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.