Home / 38,962.32-58,458.05-20,230.67

Finding the Fourth Proportional to 38,962.32, 58,458.05 and 20,230.67

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Solution

The fourth proportional to 38,962.32, 58,458.05 and 20,230.67 is: 30,353.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,962.32 : 58,458.05 = 20,230.67 : x
  2. Step 2: Convert to fraction form
    38,962.32/58,458.05 = 20,230.67/x
  3. Step 3: Cross multiply
    38,962.32x = 58,458.05 × 20,230.67
  4. Step 4: Simplify right side
    38,962.32x = 1,182,645,124.95
  5. Step 5: Solve for x
    x = 1,182,645,124.95/38,962.32
  6. Step 6: Final answer
    x = 30,353.56

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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.