Home / 23,407.47-35,116.79-7,612.61

Finding the Fourth Proportional to 23,407.47, 35,116.79 and 7,612.61

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Solution

The fourth proportional to 23,407.47, 35,116.79 and 7,612.61 is: 11,420.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,407.47 : 35,116.79 = 7,612.61 : x
  2. Step 2: Convert to fraction form
    23,407.47/35,116.79 = 7,612.61/x
  3. Step 3: Cross multiply
    23,407.47x = 35,116.79 × 7,612.61
  4. Step 4: Simplify right side
    23,407.47x = 267,330,213.07
  5. Step 5: Solve for x
    x = 267,330,213.07/23,407.47
  6. Step 6: Final answer
    x = 11,420.72

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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.