Home / 22,681.08-31,294.08-13,244.22

Finding the Fourth Proportional to 22,681.08, 31,294.08 and 13,244.22

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Solution

The fourth proportional to 22,681.08, 31,294.08 and 13,244.22 is: 18,273.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,681.08 : 31,294.08 = 13,244.22 : x
  2. Step 2: Convert to fraction form
    22,681.08/31,294.08 = 13,244.22/x
  3. Step 3: Cross multiply
    22,681.08x = 31,294.08 × 13,244.22
  4. Step 4: Simplify right side
    22,681.08x = 414,465,680.22
  5. Step 5: Solve for x
    x = 414,465,680.22/22,681.08
  6. Step 6: Final answer
    x = 18,273.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.