Home / 47,348.30-65,281.57-30,324.57

Finding the Fourth Proportional to 47,348.30, 65,281.57 and 30,324.57

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Solution

The fourth proportional to 47,348.30, 65,281.57 and 30,324.57 is: 41,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,348.30 : 65,281.57 = 30,324.57 : x
  2. Step 2: Convert to fraction form
    47,348.30/65,281.57 = 30,324.57/x
  3. Step 3: Cross multiply
    47,348.30x = 65,281.57 × 30,324.57
  4. Step 4: Simplify right side
    47,348.30x = 1,979,635,539.17
  5. Step 5: Solve for x
    x = 1,979,635,539.17/47,348.30
  6. Step 6: Final answer
    x = 41,810.07

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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.