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Finding the Fourth Proportional to 22,045.65, 33,058.04 and 8,543.15

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Solution

The fourth proportional to 22,045.65, 33,058.04 and 8,543.15 is: 12,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.65 : 33,058.04 = 8,543.15 : x
  2. Step 2: Convert to fraction form
    22,045.65/33,058.04 = 8,543.15/x
  3. Step 3: Cross multiply
    22,045.65x = 33,058.04 × 8,543.15
  4. Step 4: Simplify right side
    22,045.65x = 282,419,650.49
  5. Step 5: Solve for x
    x = 282,419,650.49/22,045.65
  6. Step 6: Final answer
    x = 12,810.67

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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.