Home / 38,395.37-57,599.22-13,434.86

Finding the Fourth Proportional to 38,395.37, 57,599.22 and 13,434.86

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Solution

The fourth proportional to 38,395.37, 57,599.22 and 13,434.86 is: 20,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,395.37 : 57,599.22 = 13,434.86 : x
  2. Step 2: Convert to fraction form
    38,395.37/57,599.22 = 13,434.86/x
  3. Step 3: Cross multiply
    38,395.37x = 57,599.22 × 13,434.86
  4. Step 4: Simplify right side
    38,395.37x = 773,837,168.81
  5. Step 5: Solve for x
    x = 773,837,168.81/38,395.37
  6. Step 6: Final answer
    x = 20,154.44

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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.