Home / 53,538.90-73,883.61-29,667.12

Finding the Fourth Proportional to 53,538.90, 73,883.61 and 29,667.12

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Solution

The fourth proportional to 53,538.90, 73,883.61 and 29,667.12 is: 40,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,538.90 : 73,883.61 = 29,667.12 : x
  2. Step 2: Convert to fraction form
    53,538.90/73,883.61 = 29,667.12/x
  3. Step 3: Cross multiply
    53,538.90x = 73,883.61 × 29,667.12
  4. Step 4: Simplify right side
    53,538.90x = 2,191,913,923.90
  5. Step 5: Solve for x
    x = 2,191,913,923.90/53,538.90
  6. Step 6: Final answer
    x = 40,940.59

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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.