Home / 25,668.60-35,422.38-15,056.19

Finding the Fourth Proportional to 25,668.60, 35,422.38 and 15,056.19

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Solution

The fourth proportional to 25,668.60, 35,422.38 and 15,056.19 is: 20,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.60 : 35,422.38 = 15,056.19 : x
  2. Step 2: Convert to fraction form
    25,668.60/35,422.38 = 15,056.19/x
  3. Step 3: Cross multiply
    25,668.60x = 35,422.38 × 15,056.19
  4. Step 4: Simplify right side
    25,668.60x = 533,326,083.53
  5. Step 5: Solve for x
    x = 533,326,083.53/25,668.60
  6. Step 6: Final answer
    x = 20,777.37

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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.