Home / 26,589.29-39,890.85-9,950.60

Finding the Fourth Proportional to 26,589.29, 39,890.85 and 9,950.60

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Solution

The fourth proportional to 26,589.29, 39,890.85 and 9,950.60 is: 14,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.29 : 39,890.85 = 9,950.60 : x
  2. Step 2: Convert to fraction form
    26,589.29/39,890.85 = 9,950.60/x
  3. Step 3: Cross multiply
    26,589.29x = 39,890.85 × 9,950.60
  4. Step 4: Simplify right side
    26,589.29x = 396,937,954.42
  5. Step 5: Solve for x
    x = 396,937,954.42/26,589.29
  6. Step 6: Final answer
    x = 14,928.49

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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.