Home / 26,182.95-39,284.51-12,150.15

Finding the Fourth Proportional to 26,182.95, 39,284.51 and 12,150.15

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Solution

The fourth proportional to 26,182.95, 39,284.51 and 12,150.15 is: 18,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,182.95 : 39,284.51 = 12,150.15 : x
  2. Step 2: Convert to fraction form
    26,182.95/39,284.51 = 12,150.15/x
  3. Step 3: Cross multiply
    26,182.95x = 39,284.51 × 12,150.15
  4. Step 4: Simplify right side
    26,182.95x = 477,312,628.43
  5. Step 5: Solve for x
    x = 477,312,628.43/26,182.95
  6. Step 6: Final answer
    x = 18,229.90

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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.