Home / 15,086.70-22,540.75-14,569.92

Finding the Fourth Proportional to 15,086.70, 22,540.75 and 14,569.92

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Solution

The fourth proportional to 15,086.70, 22,540.75 and 14,569.92 is: 21,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,086.70 : 22,540.75 = 14,569.92 : x
  2. Step 2: Convert to fraction form
    15,086.70/22,540.75 = 14,569.92/x
  3. Step 3: Cross multiply
    15,086.70x = 22,540.75 × 14,569.92
  4. Step 4: Simplify right side
    15,086.70x = 328,416,887.82
  5. Step 5: Solve for x
    x = 328,416,887.82/15,086.70
  6. Step 6: Final answer
    x = 21,768.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.