Home / 25,582.97-35,295.13-15,504.14

Finding the Fourth Proportional to 25,582.97, 35,295.13 and 15,504.14

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Solution

The fourth proportional to 25,582.97, 35,295.13 and 15,504.14 is: 21,390.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.97 : 35,295.13 = 15,504.14 : x
  2. Step 2: Convert to fraction form
    25,582.97/35,295.13 = 15,504.14/x
  3. Step 3: Cross multiply
    25,582.97x = 35,295.13 × 15,504.14
  4. Step 4: Simplify right side
    25,582.97x = 547,220,636.84
  5. Step 5: Solve for x
    x = 547,220,636.84/25,582.97
  6. Step 6: Final answer
    x = 21,390.04

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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.