Home / 23,319.40-34,987.20-10,181.20

Finding the Fourth Proportional to 23,319.40, 34,987.20 and 10,181.20

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Solution

The fourth proportional to 23,319.40, 34,987.20 and 10,181.20 is: 15,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.40 : 34,987.20 = 10,181.20 : x
  2. Step 2: Convert to fraction form
    23,319.40/34,987.20 = 10,181.20/x
  3. Step 3: Cross multiply
    23,319.40x = 34,987.20 × 10,181.20
  4. Step 4: Simplify right side
    23,319.40x = 356,211,680.64
  5. Step 5: Solve for x
    x = 356,211,680.64/23,319.40
  6. Step 6: Final answer
    x = 15,275.34

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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.