Home / 38,697.60-58,177.62-30,899.76

Finding the Fourth Proportional to 38,697.60, 58,177.62 and 30,899.76

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Solution

The fourth proportional to 38,697.60, 58,177.62 and 30,899.76 is: 46,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,697.60 : 58,177.62 = 30,899.76 : x
  2. Step 2: Convert to fraction form
    38,697.60/58,177.62 = 30,899.76/x
  3. Step 3: Cross multiply
    38,697.60x = 58,177.62 × 30,899.76
  4. Step 4: Simplify right side
    38,697.60x = 1,797,674,495.37
  5. Step 5: Solve for x
    x = 1,797,674,495.37/38,697.60
  6. Step 6: Final answer
    x = 46,454.42

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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.