Home / 37,635.68-56,445.28-15,427.20

Finding the Fourth Proportional to 37,635.68, 56,445.28 and 15,427.20

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Solution

The fourth proportional to 37,635.68, 56,445.28 and 15,427.20 is: 23,137.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,635.68 : 56,445.28 = 15,427.20 : x
  2. Step 2: Convert to fraction form
    37,635.68/56,445.28 = 15,427.20/x
  3. Step 3: Cross multiply
    37,635.68x = 56,445.28 × 15,427.20
  4. Step 4: Simplify right side
    37,635.68x = 870,792,623.62
  5. Step 5: Solve for x
    x = 870,792,623.62/37,635.68
  6. Step 6: Final answer
    x = 23,137.42

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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.