Home / 35,152.50-48,516.22-20,257.14

Finding the Fourth Proportional to 35,152.50, 48,516.22 and 20,257.14

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Solution

The fourth proportional to 35,152.50, 48,516.22 and 20,257.14 is: 27,958.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,152.50 : 48,516.22 = 20,257.14 : x
  2. Step 2: Convert to fraction form
    35,152.50/48,516.22 = 20,257.14/x
  3. Step 3: Cross multiply
    35,152.50x = 48,516.22 × 20,257.14
  4. Step 4: Simplify right side
    35,152.50x = 982,799,860.81
  5. Step 5: Solve for x
    x = 982,799,860.81/35,152.50
  6. Step 6: Final answer
    x = 27,958.18

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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.