Home / 69,874.19-96,426.13-38,043.08

Finding the Fourth Proportional to 69,874.19, 96,426.13 and 38,043.08

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Solution

The fourth proportional to 69,874.19, 96,426.13 and 38,043.08 is: 52,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,874.19 : 96,426.13 = 38,043.08 : x
  2. Step 2: Convert to fraction form
    69,874.19/96,426.13 = 38,043.08/x
  3. Step 3: Cross multiply
    69,874.19x = 96,426.13 × 38,043.08
  4. Step 4: Simplify right side
    69,874.19x = 3,668,346,977.68
  5. Step 5: Solve for x
    x = 3,668,346,977.68/69,874.19
  6. Step 6: Final answer
    x = 52,499.31

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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.