Home / 20,566.17-28,352.23-14,595.66

Finding the Fourth Proportional to 20,566.17, 28,352.23 and 14,595.66

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Solution

The fourth proportional to 20,566.17, 28,352.23 and 14,595.66 is: 20,121.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,566.17 : 28,352.23 = 14,595.66 : x
  2. Step 2: Convert to fraction form
    20,566.17/28,352.23 = 14,595.66/x
  3. Step 3: Cross multiply
    20,566.17x = 28,352.23 × 14,595.66
  4. Step 4: Simplify right side
    20,566.17x = 413,819,472.83
  5. Step 5: Solve for x
    x = 413,819,472.83/20,566.17
  6. Step 6: Final answer
    x = 20,121.37

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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.