Home / 25,276.68-37,919.70-8,635.80

Finding the Fourth Proportional to 25,276.68, 37,919.70 and 8,635.80

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Solution

The fourth proportional to 25,276.68, 37,919.70 and 8,635.80 is: 12,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.68 : 37,919.70 = 8,635.80 : x
  2. Step 2: Convert to fraction form
    25,276.68/37,919.70 = 8,635.80/x
  3. Step 3: Cross multiply
    25,276.68x = 37,919.70 × 8,635.80
  4. Step 4: Simplify right side
    25,276.68x = 327,466,945.26
  5. Step 5: Solve for x
    x = 327,466,945.26/25,276.68
  6. Step 6: Final answer
    x = 12,955.30

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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.