Home / 26,348.80-39,525.28-8,818.70

Finding the Fourth Proportional to 26,348.80, 39,525.28 and 8,818.70

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Solution

The fourth proportional to 26,348.80, 39,525.28 and 8,818.70 is: 13,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,348.80 : 39,525.28 = 8,818.70 : x
  2. Step 2: Convert to fraction form
    26,348.80/39,525.28 = 8,818.70/x
  3. Step 3: Cross multiply
    26,348.80x = 39,525.28 × 8,818.70
  4. Step 4: Simplify right side
    26,348.80x = 348,561,586.74
  5. Step 5: Solve for x
    x = 348,561,586.74/26,348.80
  6. Step 6: Final answer
    x = 13,228.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.