Home / 15,801.80-23,695.68-5,806.60

Finding the Fourth Proportional to 15,801.80, 23,695.68 and 5,806.60

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Solution

The fourth proportional to 15,801.80, 23,695.68 and 5,806.60 is: 8,707.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801.80 : 23,695.68 = 5,806.60 : x
  2. Step 2: Convert to fraction form
    15,801.80/23,695.68 = 5,806.60/x
  3. Step 3: Cross multiply
    15,801.80x = 23,695.68 × 5,806.60
  4. Step 4: Simplify right side
    15,801.80x = 137,591,335.49
  5. Step 5: Solve for x
    x = 137,591,335.49/15,801.80
  6. Step 6: Final answer
    x = 8,707.32

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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.