Home / 45,571-62,890.40-26,714.20

Finding the Fourth Proportional to 45,571, 62,890.40 and 26,714.20

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Solution

The fourth proportional to 45,571, 62,890.40 and 26,714.20 is: 36,867.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,571 : 62,890.40 = 26,714.20 : x
  2. Step 2: Convert to fraction form
    45,571/62,890.40 = 26,714.20/x
  3. Step 3: Cross multiply
    45,571x = 62,890.40 × 26,714.20
  4. Step 4: Simplify right side
    45,571x = 1,680,066,723.68
  5. Step 5: Solve for x
    x = 1,680,066,723.68/45,571
  6. Step 6: Final answer
    x = 36,867.01

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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.