Home / 38,257.36-57,385.56-10,554.64

Finding the Fourth Proportional to 38,257.36, 57,385.56 and 10,554.64

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Solution

The fourth proportional to 38,257.36, 57,385.56 and 10,554.64 is: 15,831.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.36 : 57,385.56 = 10,554.64 : x
  2. Step 2: Convert to fraction form
    38,257.36/57,385.56 = 10,554.64/x
  3. Step 3: Cross multiply
    38,257.36x = 57,385.56 × 10,554.64
  4. Step 4: Simplify right side
    38,257.36x = 605,683,927.00
  5. Step 5: Solve for x
    x = 605,683,927.00/38,257.36
  6. Step 6: Final answer
    x = 15,831.83

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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.