Home / 26,501.40-36,570.24-15,170.85

Finding the Fourth Proportional to 26,501.40, 36,570.24 and 15,170.85

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Solution

The fourth proportional to 26,501.40, 36,570.24 and 15,170.85 is: 20,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501.40 : 36,570.24 = 15,170.85 : x
  2. Step 2: Convert to fraction form
    26,501.40/36,570.24 = 15,170.85/x
  3. Step 3: Cross multiply
    26,501.40x = 36,570.24 × 15,170.85
  4. Step 4: Simplify right side
    26,501.40x = 554,801,625.50
  5. Step 5: Solve for x
    x = 554,801,625.50/26,501.40
  6. Step 6: Final answer
    x = 20,934.80

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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.