Home / 25,566.41-38,298.56-20,310.32

Finding the Fourth Proportional to 25,566.41, 38,298.56 and 20,310.32

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Solution

The fourth proportional to 25,566.41, 38,298.56 and 20,310.32 is: 30,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,566.41 : 38,298.56 = 20,310.32 : x
  2. Step 2: Convert to fraction form
    25,566.41/38,298.56 = 20,310.32/x
  3. Step 3: Cross multiply
    25,566.41x = 38,298.56 × 20,310.32
  4. Step 4: Simplify right side
    25,566.41x = 777,856,009.14
  5. Step 5: Solve for x
    x = 777,856,009.14/25,566.41
  6. Step 6: Final answer
    x = 30,424.92

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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.