Home / 12,456.83-18,685.25-5,061.26

Finding the Fourth Proportional to 12,456.83, 18,685.25 and 5,061.26

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Solution

The fourth proportional to 12,456.83, 18,685.25 and 5,061.26 is: 7,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456.83 : 18,685.25 = 5,061.26 : x
  2. Step 2: Convert to fraction form
    12,456.83/18,685.25 = 5,061.26/x
  3. Step 3: Cross multiply
    12,456.83x = 18,685.25 × 5,061.26
  4. Step 4: Simplify right side
    12,456.83x = 94,570,908.42
  5. Step 5: Solve for x
    x = 94,570,908.42/12,456.83
  6. Step 6: Final answer
    x = 7,591.89

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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.