Home / 38,895.90-53,759.16-34,288.62

Finding the Fourth Proportional to 38,895.90, 53,759.16 and 34,288.62

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Solution

The fourth proportional to 38,895.90, 53,759.16 and 34,288.62 is: 47,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,895.90 : 53,759.16 = 34,288.62 : x
  2. Step 2: Convert to fraction form
    38,895.90/53,759.16 = 34,288.62/x
  3. Step 3: Cross multiply
    38,895.90x = 53,759.16 × 34,288.62
  4. Step 4: Simplify right side
    38,895.90x = 1,843,327,408.76
  5. Step 5: Solve for x
    x = 1,843,327,408.76/38,895.90
  6. Step 6: Final answer
    x = 47,391.30

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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.