Home / 38,287.98-57,425.49-10,579.50

Finding the Fourth Proportional to 38,287.98, 57,425.49 and 10,579.50

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Solution

The fourth proportional to 38,287.98, 57,425.49 and 10,579.50 is: 15,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,287.98 : 57,425.49 = 10,579.50 : x
  2. Step 2: Convert to fraction form
    38,287.98/57,425.49 = 10,579.50/x
  3. Step 3: Cross multiply
    38,287.98x = 57,425.49 × 10,579.50
  4. Step 4: Simplify right side
    38,287.98x = 607,532,971.46
  5. Step 5: Solve for x
    x = 607,532,971.46/38,287.98
  6. Step 6: Final answer
    x = 15,867.46

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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.