Home / 53,464.40-73,779-29,591.12

Finding the Fourth Proportional to 53,464.40, 73,779 and 29,591.12

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Solution

The fourth proportional to 53,464.40, 73,779 and 29,591.12 is: 40,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,464.40 : 73,779 = 29,591.12 : x
  2. Step 2: Convert to fraction form
    53,464.40/73,779 = 29,591.12/x
  3. Step 3: Cross multiply
    53,464.40x = 73,779 × 29,591.12
  4. Step 4: Simplify right side
    53,464.40x = 2,183,203,242.48
  5. Step 5: Solve for x
    x = 2,183,203,242.48/53,464.40
  6. Step 6: Final answer
    x = 40,834.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.