Home / 53,746.21-74,169.75-29,872.90

Finding the Fourth Proportional to 53,746.21, 74,169.75 and 29,872.90

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Solution

The fourth proportional to 53,746.21, 74,169.75 and 29,872.90 is: 41,224.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,746.21 : 74,169.75 = 29,872.90 : x
  2. Step 2: Convert to fraction form
    53,746.21/74,169.75 = 29,872.90/x
  3. Step 3: Cross multiply
    53,746.21x = 74,169.75 × 29,872.90
  4. Step 4: Simplify right side
    53,746.21x = 2,215,665,645.49
  5. Step 5: Solve for x
    x = 2,215,665,645.49/53,746.21
  6. Step 6: Final answer
    x = 41,224.59

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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.