Home / 35,271.38-48,674.51-21,132.42

Finding the Fourth Proportional to 35,271.38, 48,674.51 and 21,132.42

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Solution

The fourth proportional to 35,271.38, 48,674.51 and 21,132.42 is: 29,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,271.38 : 48,674.51 = 21,132.42 : x
  2. Step 2: Convert to fraction form
    35,271.38/48,674.51 = 21,132.42/x
  3. Step 3: Cross multiply
    35,271.38x = 48,674.51 × 21,132.42
  4. Step 4: Simplify right side
    35,271.38x = 1,028,610,082.95
  5. Step 5: Solve for x
    x = 1,028,610,082.95/35,271.38
  6. Step 6: Final answer
    x = 29,162.74

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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.