Home / 15,950.40-22,014.36-12,167.70

Finding the Fourth Proportional to 15,950.40, 22,014.36 and 12,167.70

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Solution

The fourth proportional to 15,950.40, 22,014.36 and 12,167.70 is: 16,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950.40 : 22,014.36 = 12,167.70 : x
  2. Step 2: Convert to fraction form
    15,950.40/22,014.36 = 12,167.70/x
  3. Step 3: Cross multiply
    15,950.40x = 22,014.36 × 12,167.70
  4. Step 4: Simplify right side
    15,950.40x = 267,864,128.17
  5. Step 5: Solve for x
    x = 267,864,128.17/15,950.40
  6. Step 6: Final answer
    x = 16,793.57

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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.