Home / 23,157.74-34,708.80-10,660.62

Finding the Fourth Proportional to 23,157.74, 34,708.80 and 10,660.62

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Solution

The fourth proportional to 23,157.74, 34,708.80 and 10,660.62 is: 15,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,157.74 : 34,708.80 = 10,660.62 : x
  2. Step 2: Convert to fraction form
    23,157.74/34,708.80 = 10,660.62/x
  3. Step 3: Cross multiply
    23,157.74x = 34,708.80 × 10,660.62
  4. Step 4: Simplify right side
    23,157.74x = 370,017,327.46
  5. Step 5: Solve for x
    x = 370,017,327.46/23,157.74
  6. Step 6: Final answer
    x = 15,978.13

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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.