Home / 43,749.60-65,624.40-38,565.60

Finding the Fourth Proportional to 43,749.60, 65,624.40 and 38,565.60

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Solution

The fourth proportional to 43,749.60, 65,624.40 and 38,565.60 is: 57,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,749.60 : 65,624.40 = 38,565.60 : x
  2. Step 2: Convert to fraction form
    43,749.60/65,624.40 = 38,565.60/x
  3. Step 3: Cross multiply
    43,749.60x = 65,624.40 × 38,565.60
  4. Step 4: Simplify right side
    43,749.60x = 2,530,844,360.64
  5. Step 5: Solve for x
    x = 2,530,844,360.64/43,749.60
  6. Step 6: Final answer
    x = 57,848.40

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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.