Home / 14,712.15-22,030.85-8,131.13

Finding the Fourth Proportional to 14,712.15, 22,030.85 and 8,131.13

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Solution

The fourth proportional to 14,712.15, 22,030.85 and 8,131.13 is: 12,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,712.15 : 22,030.85 = 8,131.13 : x
  2. Step 2: Convert to fraction form
    14,712.15/22,030.85 = 8,131.13/x
  3. Step 3: Cross multiply
    14,712.15x = 22,030.85 × 8,131.13
  4. Step 4: Simplify right side
    14,712.15x = 179,135,554.55
  5. Step 5: Solve for x
    x = 179,135,554.55/14,712.15
  6. Step 6: Final answer
    x = 12,176.03

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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.