Home / 26,290.71-36,281.13-16,859.25

Finding the Fourth Proportional to 26,290.71, 36,281.13 and 16,859.25

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Solution

The fourth proportional to 26,290.71, 36,281.13 and 16,859.25 is: 23,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,290.71 : 36,281.13 = 16,859.25 : x
  2. Step 2: Convert to fraction form
    26,290.71/36,281.13 = 16,859.25/x
  3. Step 3: Cross multiply
    26,290.71x = 36,281.13 × 16,859.25
  4. Step 4: Simplify right side
    26,290.71x = 611,672,640.95
  5. Step 5: Solve for x
    x = 611,672,640.95/26,290.71
  6. Step 6: Final answer
    x = 23,265.73

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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.