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Finding the Fourth Proportional to 22,871.63, 34,287.71 and 8,841.49

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Solution

The fourth proportional to 22,871.63, 34,287.71 and 8,841.49 is: 13,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,871.63 : 34,287.71 = 8,841.49 : x
  2. Step 2: Convert to fraction form
    22,871.63/34,287.71 = 8,841.49/x
  3. Step 3: Cross multiply
    22,871.63x = 34,287.71 × 8,841.49
  4. Step 4: Simplify right side
    22,871.63x = 303,154,315.16
  5. Step 5: Solve for x
    x = 303,154,315.16/22,871.63
  6. Step 6: Final answer
    x = 13,254.60

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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.