Home / 26,287.88-36,277.30-16,856.44

Finding the Fourth Proportional to 26,287.88, 36,277.30 and 16,856.44

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Solution

The fourth proportional to 26,287.88, 36,277.30 and 16,856.44 is: 23,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,287.88 : 36,277.30 = 16,856.44 : x
  2. Step 2: Convert to fraction form
    26,287.88/36,277.30 = 16,856.44/x
  3. Step 3: Cross multiply
    26,287.88x = 36,277.30 × 16,856.44
  4. Step 4: Simplify right side
    26,287.88x = 611,506,061.19
  5. Step 5: Solve for x
    x = 611,506,061.19/26,287.88
  6. Step 6: Final answer
    x = 23,261.91

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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.