Home / 26,378.92-39,572.70-12,523.24

Finding the Fourth Proportional to 26,378.92, 39,572.70 and 12,523.24

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Solution

The fourth proportional to 26,378.92, 39,572.70 and 12,523.24 is: 18,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.92 : 39,572.70 = 12,523.24 : x
  2. Step 2: Convert to fraction form
    26,378.92/39,572.70 = 12,523.24/x
  3. Step 3: Cross multiply
    26,378.92x = 39,572.70 × 12,523.24
  4. Step 4: Simplify right side
    26,378.92x = 495,578,419.55
  5. Step 5: Solve for x
    x = 495,578,419.55/26,378.92
  6. Step 6: Final answer
    x = 18,786.91

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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.