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Finding the Fourth Proportional to 22,038.54, 33,058.87 and 7,247.13

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Solution

The fourth proportional to 22,038.54, 33,058.87 and 7,247.13 is: 10,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,038.54 : 33,058.87 = 7,247.13 : x
  2. Step 2: Convert to fraction form
    22,038.54/33,058.87 = 7,247.13/x
  3. Step 3: Cross multiply
    22,038.54x = 33,058.87 × 7,247.13
  4. Step 4: Simplify right side
    22,038.54x = 239,581,928.54
  5. Step 5: Solve for x
    x = 239,581,928.54/22,038.54
  6. Step 6: Final answer
    x = 10,871.04

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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.