Home / 26,868.18-37,078.85-15,536.59

Finding the Fourth Proportional to 26,868.18, 37,078.85 and 15,536.59

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Solution

The fourth proportional to 26,868.18, 37,078.85 and 15,536.59 is: 21,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.18 : 37,078.85 = 15,536.59 : x
  2. Step 2: Convert to fraction form
    26,868.18/37,078.85 = 15,536.59/x
  3. Step 3: Cross multiply
    26,868.18x = 37,078.85 × 15,536.59
  4. Step 4: Simplify right side
    26,868.18x = 576,078,748.87
  5. Step 5: Solve for x
    x = 576,078,748.87/26,868.18
  6. Step 6: Final answer
    x = 21,440.93

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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.