Home / 25,339.20-34,968.06-15,268.07

Finding the Fourth Proportional to 25,339.20, 34,968.06 and 15,268.07

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Solution

The fourth proportional to 25,339.20, 34,968.06 and 15,268.07 is: 21,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.20 : 34,968.06 = 15,268.07 : x
  2. Step 2: Convert to fraction form
    25,339.20/34,968.06 = 15,268.07/x
  3. Step 3: Cross multiply
    25,339.20x = 34,968.06 × 15,268.07
  4. Step 4: Simplify right side
    25,339.20x = 533,894,613.00
  5. Step 5: Solve for x
    x = 533,894,613.00/25,339.20
  6. Step 6: Final answer
    x = 21,069.91

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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.