Home / 26,626.52-36,761.10-18,700.76

Finding the Fourth Proportional to 26,626.52, 36,761.10 and 18,700.76

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Solution

The fourth proportional to 26,626.52, 36,761.10 and 18,700.76 is: 25,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,626.52 : 36,761.10 = 18,700.76 : x
  2. Step 2: Convert to fraction form
    26,626.52/36,761.10 = 18,700.76/x
  3. Step 3: Cross multiply
    26,626.52x = 36,761.10 × 18,700.76
  4. Step 4: Simplify right side
    26,626.52x = 687,460,508.44
  5. Step 5: Solve for x
    x = 687,460,508.44/26,626.52
  6. Step 6: Final answer
    x = 25,818.64

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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.