Home / 35,138.83-48,507.38-22,409.10

Finding the Fourth Proportional to 35,138.83, 48,507.38 and 22,409.10

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Solution

The fourth proportional to 35,138.83, 48,507.38 and 22,409.10 is: 30,934.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,138.83 : 48,507.38 = 22,409.10 : x
  2. Step 2: Convert to fraction form
    35,138.83/48,507.38 = 22,409.10/x
  3. Step 3: Cross multiply
    35,138.83x = 48,507.38 × 22,409.10
  4. Step 4: Simplify right side
    35,138.83x = 1,087,006,729.16
  5. Step 5: Solve for x
    x = 1,087,006,729.16/35,138.83
  6. Step 6: Final answer
    x = 30,934.63

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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.