Home / 23,422.08-35,128.08-7,412.88

Finding the Fourth Proportional to 23,422.08, 35,128.08 and 7,412.88

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Solution

The fourth proportional to 23,422.08, 35,128.08 and 7,412.88 is: 11,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,422.08 : 35,128.08 = 7,412.88 : x
  2. Step 2: Convert to fraction form
    23,422.08/35,128.08 = 7,412.88/x
  3. Step 3: Cross multiply
    23,422.08x = 35,128.08 × 7,412.88
  4. Step 4: Simplify right side
    23,422.08x = 260,400,241.67
  5. Step 5: Solve for x
    x = 260,400,241.67/23,422.08
  6. Step 6: Final answer
    x = 11,117.72

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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.