Home / 15,033.49-22,537.88-8,778.06

Finding the Fourth Proportional to 15,033.49, 22,537.88 and 8,778.06

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Solution

The fourth proportional to 15,033.49, 22,537.88 and 8,778.06 is: 13,159.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,033.49 : 22,537.88 = 8,778.06 : x
  2. Step 2: Convert to fraction form
    15,033.49/22,537.88 = 8,778.06/x
  3. Step 3: Cross multiply
    15,033.49x = 22,537.88 × 8,778.06
  4. Step 4: Simplify right side
    15,033.49x = 197,838,862.91
  5. Step 5: Solve for x
    x = 197,838,862.91/15,033.49
  6. Step 6: Final answer
    x = 13,159.88

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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.