Home / 25,739.20-35,527.08-15,132.24

Finding the Fourth Proportional to 25,739.20, 35,527.08 and 15,132.24

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Solution

The fourth proportional to 25,739.20, 35,527.08 and 15,132.24 is: 20,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,739.20 : 35,527.08 = 15,132.24 : x
  2. Step 2: Convert to fraction form
    25,739.20/35,527.08 = 15,132.24/x
  3. Step 3: Cross multiply
    25,739.20x = 35,527.08 × 15,132.24
  4. Step 4: Simplify right side
    25,739.20x = 537,604,301.06
  5. Step 5: Solve for x
    x = 537,604,301.06/25,739.20
  6. Step 6: Final answer
    x = 20,886.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.