Home / 40,072.31-60,116.66-13,773.63

Finding the Fourth Proportional to 40,072.31, 60,116.66 and 13,773.63

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Solution

The fourth proportional to 40,072.31, 60,116.66 and 13,773.63 is: 20,663.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,072.31 : 60,116.66 = 13,773.63 : x
  2. Step 2: Convert to fraction form
    40,072.31/60,116.66 = 13,773.63/x
  3. Step 3: Cross multiply
    40,072.31x = 60,116.66 × 13,773.63
  4. Step 4: Simplify right side
    40,072.31x = 828,024,631.68
  5. Step 5: Solve for x
    x = 828,024,631.68/40,072.31
  6. Step 6: Final answer
    x = 20,663.26

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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.