Home / 22,618.85-31,228.23-14,566.53

Finding the Fourth Proportional to 22,618.85, 31,228.23 and 14,566.53

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Solution

The fourth proportional to 22,618.85, 31,228.23 and 14,566.53 is: 20,110.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,618.85 : 31,228.23 = 14,566.53 : x
  2. Step 2: Convert to fraction form
    22,618.85/31,228.23 = 14,566.53/x
  3. Step 3: Cross multiply
    22,618.85x = 31,228.23 × 14,566.53
  4. Step 4: Simplify right side
    22,618.85x = 454,887,120.87
  5. Step 5: Solve for x
    x = 454,887,120.87/22,618.85
  6. Step 6: Final answer
    x = 20,110.98

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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.