Home / 25,841.76-35,667.17-15,768.03

Finding the Fourth Proportional to 25,841.76, 35,667.17 and 15,768.03

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Solution

The fourth proportional to 25,841.76, 35,667.17 and 15,768.03 is: 21,763.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,841.76 : 35,667.17 = 15,768.03 : x
  2. Step 2: Convert to fraction form
    25,841.76/35,667.17 = 15,768.03/x
  3. Step 3: Cross multiply
    25,841.76x = 35,667.17 × 15,768.03
  4. Step 4: Simplify right side
    25,841.76x = 562,401,006.58
  5. Step 5: Solve for x
    x = 562,401,006.58/25,841.76
  6. Step 6: Final answer
    x = 21,763.26

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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.