Home / 38,257.13-57,389.00-10,555.13

Finding the Fourth Proportional to 38,257.13, 57,389.00 and 10,555.13

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Solution

The fourth proportional to 38,257.13, 57,389.00 and 10,555.13 is: 15,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.13 : 57,389.00 = 10,555.13 : x
  2. Step 2: Convert to fraction form
    38,257.13/57,389.00 = 10,555.13/x
  3. Step 3: Cross multiply
    38,257.13x = 57,389.00 × 10,555.13
  4. Step 4: Simplify right side
    38,257.13x = 605,748,015.85
  5. Step 5: Solve for x
    x = 605,748,015.85/38,257.13
  6. Step 6: Final answer
    x = 15,833.60

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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.