Home / 25,160.08-34,719.96-13,982.80

Finding the Fourth Proportional to 25,160.08, 34,719.96 and 13,982.80

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Solution

The fourth proportional to 25,160.08, 34,719.96 and 13,982.80 is: 19,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.08 : 34,719.96 = 13,982.80 : x
  2. Step 2: Convert to fraction form
    25,160.08/34,719.96 = 13,982.80/x
  3. Step 3: Cross multiply
    25,160.08x = 34,719.96 × 13,982.80
  4. Step 4: Simplify right side
    25,160.08x = 485,482,256.69
  5. Step 5: Solve for x
    x = 485,482,256.69/25,160.08
  6. Step 6: Final answer
    x = 19,295.74

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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.