Home / 29,195.10-43,632.69-21,314.22

Finding the Fourth Proportional to 29,195.10, 43,632.69 and 21,314.22

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Solution

The fourth proportional to 29,195.10, 43,632.69 and 21,314.22 is: 31,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,195.10 : 43,632.69 = 21,314.22 : x
  2. Step 2: Convert to fraction form
    29,195.10/43,632.69 = 21,314.22/x
  3. Step 3: Cross multiply
    29,195.10x = 43,632.69 × 21,314.22
  4. Step 4: Simplify right side
    29,195.10x = 929,996,647.28
  5. Step 5: Solve for x
    x = 929,996,647.28/29,195.10
  6. Step 6: Final answer
    x = 31,854.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.