Home / 25,910.06-38,814.98-21,700.08

Finding the Fourth Proportional to 25,910.06, 38,814.98 and 21,700.08

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Solution

The fourth proportional to 25,910.06, 38,814.98 and 21,700.08 is: 32,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.06 : 38,814.98 = 21,700.08 : x
  2. Step 2: Convert to fraction form
    25,910.06/38,814.98 = 21,700.08/x
  3. Step 3: Cross multiply
    25,910.06x = 38,814.98 × 21,700.08
  4. Step 4: Simplify right side
    25,910.06x = 842,288,062.70
  5. Step 5: Solve for x
    x = 842,288,062.70/25,910.06
  6. Step 6: Final answer
    x = 32,508.15

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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.