Home / 47,326.47-65,294.01-30,340.08

Finding the Fourth Proportional to 47,326.47, 65,294.01 and 30,340.08

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Solution

The fourth proportional to 47,326.47, 65,294.01 and 30,340.08 is: 41,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,326.47 : 65,294.01 = 30,340.08 : x
  2. Step 2: Convert to fraction form
    47,326.47/65,294.01 = 30,340.08/x
  3. Step 3: Cross multiply
    47,326.47x = 65,294.01 × 30,340.08
  4. Step 4: Simplify right side
    47,326.47x = 1,981,025,486.92
  5. Step 5: Solve for x
    x = 1,981,025,486.92/47,326.47
  6. Step 6: Final answer
    x = 41,858.72

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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.