Home / 40,126.08-60,172.96-12,036.32

Finding the Fourth Proportional to 40,126.08, 60,172.96 and 12,036.32

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Solution

The fourth proportional to 40,126.08, 60,172.96 and 12,036.32 is: 18,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,126.08 : 60,172.96 = 12,036.32 : x
  2. Step 2: Convert to fraction form
    40,126.08/60,172.96 = 12,036.32/x
  3. Step 3: Cross multiply
    40,126.08x = 60,172.96 × 12,036.32
  4. Step 4: Simplify right side
    40,126.08x = 724,261,001.91
  5. Step 5: Solve for x
    x = 724,261,001.91/40,126.08
  6. Step 6: Final answer
    x = 18,049.63

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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.