Home / 25,160.76-34,707.49-15,596.28

Finding the Fourth Proportional to 25,160.76, 34,707.49 and 15,596.28

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Solution

The fourth proportional to 25,160.76, 34,707.49 and 15,596.28 is: 21,513.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.76 : 34,707.49 = 15,596.28 : x
  2. Step 2: Convert to fraction form
    25,160.76/34,707.49 = 15,596.28/x
  3. Step 3: Cross multiply
    25,160.76x = 34,707.49 × 15,596.28
  4. Step 4: Simplify right side
    25,160.76x = 541,307,693.15
  5. Step 5: Solve for x
    x = 541,307,693.15/25,160.76
  6. Step 6: Final answer
    x = 21,513.96

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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.