Home / 26,149.29-39,225.95-15,690.57

Finding the Fourth Proportional to 26,149.29, 39,225.95 and 15,690.57

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Solution

The fourth proportional to 26,149.29, 39,225.95 and 15,690.57 is: 23,537.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,149.29 : 39,225.95 = 15,690.57 : x
  2. Step 2: Convert to fraction form
    26,149.29/39,225.95 = 15,690.57/x
  3. Step 3: Cross multiply
    26,149.29x = 39,225.95 × 15,690.57
  4. Step 4: Simplify right side
    26,149.29x = 615,477,357.39
  5. Step 5: Solve for x
    x = 615,477,357.39/26,149.29
  6. Step 6: Final answer
    x = 23,537.06

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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.