Home / 35,452.27-48,931.20-20,355.13

Finding the Fourth Proportional to 35,452.27, 48,931.20 and 20,355.13

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Solution

The fourth proportional to 35,452.27, 48,931.20 and 20,355.13 is: 28,094.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,452.27 : 48,931.20 = 20,355.13 : x
  2. Step 2: Convert to fraction form
    35,452.27/48,931.20 = 20,355.13/x
  3. Step 3: Cross multiply
    35,452.27x = 48,931.20 × 20,355.13
  4. Step 4: Simplify right side
    35,452.27x = 996,000,937.06
  5. Step 5: Solve for x
    x = 996,000,937.06/35,452.27
  6. Step 6: Final answer
    x = 28,094.14

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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.