Home / 26,761.23-36,922.95-15,429.83

Finding the Fourth Proportional to 26,761.23, 36,922.95 and 15,429.83

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Solution

The fourth proportional to 26,761.23, 36,922.95 and 15,429.83 is: 21,288.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,761.23 : 36,922.95 = 15,429.83 : x
  2. Step 2: Convert to fraction form
    26,761.23/36,922.95 = 15,429.83/x
  3. Step 3: Cross multiply
    26,761.23x = 36,922.95 × 15,429.83
  4. Step 4: Simplify right side
    26,761.23x = 569,714,841.60
  5. Step 5: Solve for x
    x = 569,714,841.60/26,761.23
  6. Step 6: Final answer
    x = 21,288.82

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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.