Home / 25,353.08-38,029.68-10,360.20

Finding the Fourth Proportional to 25,353.08, 38,029.68 and 10,360.20

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Solution

The fourth proportional to 25,353.08, 38,029.68 and 10,360.20 is: 15,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.08 : 38,029.68 = 10,360.20 : x
  2. Step 2: Convert to fraction form
    25,353.08/38,029.68 = 10,360.20/x
  3. Step 3: Cross multiply
    25,353.08x = 38,029.68 × 10,360.20
  4. Step 4: Simplify right side
    25,353.08x = 393,995,090.74
  5. Step 5: Solve for x
    x = 393,995,090.74/25,353.08
  6. Step 6: Final answer
    x = 15,540.32

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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.