Home / 26,800.76-36,951.05-19,153.17

Finding the Fourth Proportional to 26,800.76, 36,951.05 and 19,153.17

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Solution

The fourth proportional to 26,800.76, 36,951.05 and 19,153.17 is: 26,407.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,800.76 : 36,951.05 = 19,153.17 : x
  2. Step 2: Convert to fraction form
    26,800.76/36,951.05 = 19,153.17/x
  3. Step 3: Cross multiply
    26,800.76x = 36,951.05 × 19,153.17
  4. Step 4: Simplify right side
    26,800.76x = 707,729,557.57
  5. Step 5: Solve for x
    x = 707,729,557.57/26,800.76
  6. Step 6: Final answer
    x = 26,407.08

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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.