Home / 14,888.25-20,545.79-8,600.63

Finding the Fourth Proportional to 14,888.25, 20,545.79 and 8,600.63

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Solution

The fourth proportional to 14,888.25, 20,545.79 and 8,600.63 is: 11,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,888.25 : 20,545.79 = 8,600.63 : x
  2. Step 2: Convert to fraction form
    14,888.25/20,545.79 = 8,600.63/x
  3. Step 3: Cross multiply
    14,888.25x = 20,545.79 × 8,600.63
  4. Step 4: Simplify right side
    14,888.25x = 176,706,592.12
  5. Step 5: Solve for x
    x = 176,706,592.12/14,888.25
  6. Step 6: Final answer
    x = 11,868.86

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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.