Home / 25,213.32-37,805.76-10,405.80

Finding the Fourth Proportional to 25,213.32, 37,805.76 and 10,405.80

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Solution

The fourth proportional to 25,213.32, 37,805.76 and 10,405.80 is: 15,602.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.32 : 37,805.76 = 10,405.80 : x
  2. Step 2: Convert to fraction form
    25,213.32/37,805.76 = 10,405.80/x
  3. Step 3: Cross multiply
    25,213.32x = 37,805.76 × 10,405.80
  4. Step 4: Simplify right side
    25,213.32x = 393,399,177.41
  5. Step 5: Solve for x
    x = 393,399,177.41/25,213.32
  6. Step 6: Final answer
    x = 15,602.83

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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.