Home / 37,287.49-55,945.82-13,915.75

Finding the Fourth Proportional to 37,287.49, 55,945.82 and 13,915.75

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Solution

The fourth proportional to 37,287.49, 55,945.82 and 13,915.75 is: 20,879.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287.49 : 55,945.82 = 13,915.75 : x
  2. Step 2: Convert to fraction form
    37,287.49/55,945.82 = 13,915.75/x
  3. Step 3: Cross multiply
    37,287.49x = 55,945.82 × 13,915.75
  4. Step 4: Simplify right side
    37,287.49x = 778,528,044.67
  5. Step 5: Solve for x
    x = 778,528,044.67/37,287.49
  6. Step 6: Final answer
    x = 20,879.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.