Home / 26,647.20-39,931.92-14,963.76

Finding the Fourth Proportional to 26,647.20, 39,931.92 and 14,963.76

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Solution

The fourth proportional to 26,647.20, 39,931.92 and 14,963.76 is: 22,423.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.20 : 39,931.92 = 14,963.76 : x
  2. Step 2: Convert to fraction form
    26,647.20/39,931.92 = 14,963.76/x
  3. Step 3: Cross multiply
    26,647.20x = 39,931.92 × 14,963.76
  4. Step 4: Simplify right side
    26,647.20x = 597,531,667.22
  5. Step 5: Solve for x
    x = 597,531,667.22/26,647.20
  6. Step 6: Final answer
    x = 22,423.81

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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.