Home / 38,395.13-57,588.80-10,311.54

Finding the Fourth Proportional to 38,395.13, 57,588.80 and 10,311.54

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Solution

The fourth proportional to 38,395.13, 57,588.80 and 10,311.54 is: 15,466.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,395.13 : 57,588.80 = 10,311.54 : x
  2. Step 2: Convert to fraction form
    38,395.13/57,588.80 = 10,311.54/x
  3. Step 3: Cross multiply
    38,395.13x = 57,588.80 × 10,311.54
  4. Step 4: Simplify right side
    38,395.13x = 593,828,952.59
  5. Step 5: Solve for x
    x = 593,828,952.59/38,395.13
  6. Step 6: Final answer
    x = 15,466.26

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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.