Home / 45,897.27-68,846.67-12,617.13

Finding the Fourth Proportional to 45,897.27, 68,846.67 and 12,617.13

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Solution

The fourth proportional to 45,897.27, 68,846.67 and 12,617.13 is: 18,925.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,897.27 : 68,846.67 = 12,617.13 : x
  2. Step 2: Convert to fraction form
    45,897.27/68,846.67 = 12,617.13/x
  3. Step 3: Cross multiply
    45,897.27x = 68,846.67 × 12,617.13
  4. Step 4: Simplify right side
    45,897.27x = 868,647,385.46
  5. Step 5: Solve for x
    x = 868,647,385.46/45,897.27
  6. Step 6: Final answer
    x = 18,925.91

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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.