Home / 15,739.20-23,608.80-4,646.04

Finding the Fourth Proportional to 15,739.20, 23,608.80 and 4,646.04

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Solution

The fourth proportional to 15,739.20, 23,608.80 and 4,646.04 is: 6,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.20 : 23,608.80 = 4,646.04 : x
  2. Step 2: Convert to fraction form
    15,739.20/23,608.80 = 4,646.04/x
  3. Step 3: Cross multiply
    15,739.20x = 23,608.80 × 4,646.04
  4. Step 4: Simplify right side
    15,739.20x = 109,687,429.15
  5. Step 5: Solve for x
    x = 109,687,429.15/15,739.20
  6. Step 6: Final answer
    x = 6,969.06

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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.