Home / 40,121.93-60,188.76-12,044.21

Finding the Fourth Proportional to 40,121.93, 60,188.76 and 12,044.21

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Solution

The fourth proportional to 40,121.93, 60,188.76 and 12,044.21 is: 18,068.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,121.93 : 60,188.76 = 12,044.21 : x
  2. Step 2: Convert to fraction form
    40,121.93/60,188.76 = 12,044.21/x
  3. Step 3: Cross multiply
    40,121.93x = 60,188.76 × 12,044.21
  4. Step 4: Simplify right side
    40,121.93x = 724,926,065.08
  5. Step 5: Solve for x
    x = 724,926,065.08/40,121.93
  6. Step 6: Final answer
    x = 18,068.08

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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.