Home / 26,605.56-39,881.40-17,251.52

Finding the Fourth Proportional to 26,605.56, 39,881.40 and 17,251.52

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Solution

The fourth proportional to 26,605.56, 39,881.40 and 17,251.52 is: 25,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,605.56 : 39,881.40 = 17,251.52 : x
  2. Step 2: Convert to fraction form
    26,605.56/39,881.40 = 17,251.52/x
  3. Step 3: Cross multiply
    26,605.56x = 39,881.40 × 17,251.52
  4. Step 4: Simplify right side
    26,605.56x = 688,014,505.63
  5. Step 5: Solve for x
    x = 688,014,505.63/26,605.56
  6. Step 6: Final answer
    x = 25,859.80

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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.