Home / 53,464.85-73,780.34-29,265.78

Finding the Fourth Proportional to 53,464.85, 73,780.34 and 29,265.78

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Solution

The fourth proportional to 53,464.85, 73,780.34 and 29,265.78 is: 40,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,464.85 : 73,780.34 = 29,265.78 : x
  2. Step 2: Convert to fraction form
    53,464.85/73,780.34 = 29,265.78/x
  3. Step 3: Cross multiply
    53,464.85x = 73,780.34 × 29,265.78
  4. Step 4: Simplify right side
    53,464.85x = 2,159,239,052.44
  5. Step 5: Solve for x
    x = 2,159,239,052.44/53,464.85
  6. Step 6: Final answer
    x = 40,386.15

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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.