Home / 35,253.27-48,650.85-20,146.08

Finding the Fourth Proportional to 35,253.27, 48,650.85 and 20,146.08

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Solution

The fourth proportional to 35,253.27, 48,650.85 and 20,146.08 is: 27,802.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,253.27 : 48,650.85 = 20,146.08 : x
  2. Step 2: Convert to fraction form
    35,253.27/48,650.85 = 20,146.08/x
  3. Step 3: Cross multiply
    35,253.27x = 48,650.85 × 20,146.08
  4. Step 4: Simplify right side
    35,253.27x = 980,123,916.17
  5. Step 5: Solve for x
    x = 980,123,916.17/35,253.27
  6. Step 6: Final answer
    x = 27,802.35

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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.