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Finding the Fourth Proportional to 40,551.65, 55,962.11 and 22,646.67

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Solution

The fourth proportional to 40,551.65, 55,962.11 and 22,646.67 is: 31,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,551.65 : 55,962.11 = 22,646.67 : x
  2. Step 2: Convert to fraction form
    40,551.65/55,962.11 = 22,646.67/x
  3. Step 3: Cross multiply
    40,551.65x = 55,962.11 × 22,646.67
  4. Step 4: Simplify right side
    40,551.65x = 1,267,355,437.67
  5. Step 5: Solve for x
    x = 1,267,355,437.67/40,551.65
  6. Step 6: Final answer
    x = 31,252.87

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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.