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Finding the Fourth Proportional to 26,282.60, 39,423.90 and 24,986.60

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Solution

The fourth proportional to 26,282.60, 39,423.90 and 24,986.60 is: 37,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,282.60 : 39,423.90 = 24,986.60 : x
  2. Step 2: Convert to fraction form
    26,282.60/39,423.90 = 24,986.60/x
  3. Step 3: Cross multiply
    26,282.60x = 39,423.90 × 24,986.60
  4. Step 4: Simplify right side
    26,282.60x = 985,069,219.74
  5. Step 5: Solve for x
    x = 985,069,219.74/26,282.60
  6. Step 6: Final answer
    x = 37,479.90

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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.