Home / 40,697.74-61,056.12-12,616.33

Finding the Fourth Proportional to 40,697.74, 61,056.12 and 12,616.33

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Solution

The fourth proportional to 40,697.74, 61,056.12 and 12,616.33 is: 18,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697.74 : 61,056.12 = 12,616.33 : x
  2. Step 2: Convert to fraction form
    40,697.74/61,056.12 = 12,616.33/x
  3. Step 3: Cross multiply
    40,697.74x = 61,056.12 × 12,616.33
  4. Step 4: Simplify right side
    40,697.74x = 770,304,158.44
  5. Step 5: Solve for x
    x = 770,304,158.44/40,697.74
  6. Step 6: Final answer
    x = 18,927.44

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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.