Home / 23,507.89-35,278.88-8,718.91

Finding the Fourth Proportional to 23,507.89, 35,278.88 and 8,718.91

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Solution

The fourth proportional to 23,507.89, 35,278.88 and 8,718.91 is: 13,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,507.89 : 35,278.88 = 8,718.91 : x
  2. Step 2: Convert to fraction form
    23,507.89/35,278.88 = 8,718.91/x
  3. Step 3: Cross multiply
    23,507.89x = 35,278.88 × 8,718.91
  4. Step 4: Simplify right side
    23,507.89x = 307,593,247.83
  5. Step 5: Solve for x
    x = 307,593,247.83/23,507.89
  6. Step 6: Final answer
    x = 13,084.68

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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.