Home / 38,428.47-57,260.69-34,236.26

Finding the Fourth Proportional to 38,428.47, 57,260.69 and 34,236.26

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Solution

The fourth proportional to 38,428.47, 57,260.69 and 34,236.26 is: 51,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,428.47 : 57,260.69 = 34,236.26 : x
  2. Step 2: Convert to fraction form
    38,428.47/57,260.69 = 34,236.26/x
  3. Step 3: Cross multiply
    38,428.47x = 57,260.69 × 34,236.26
  4. Step 4: Simplify right side
    38,428.47x = 1,960,391,821.00
  5. Step 5: Solve for x
    x = 1,960,391,821.00/38,428.47
  6. Step 6: Final answer
    x = 51,014.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.