Home / 41,045.66-61,571.98-12,958.20

Finding the Fourth Proportional to 41,045.66, 61,571.98 and 12,958.20

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Solution

The fourth proportional to 41,045.66, 61,571.98 and 12,958.20 is: 19,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,045.66 : 61,571.98 = 12,958.20 : x
  2. Step 2: Convert to fraction form
    41,045.66/61,571.98 = 12,958.20/x
  3. Step 3: Cross multiply
    41,045.66x = 61,571.98 × 12,958.20
  4. Step 4: Simplify right side
    41,045.66x = 797,862,031.24
  5. Step 5: Solve for x
    x = 797,862,031.24/41,045.66
  6. Step 6: Final answer
    x = 19,438.40

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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.