Home / 53,165.16-73,369.80-29,293.65

Finding the Fourth Proportional to 53,165.16, 73,369.80 and 29,293.65

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Solution

The fourth proportional to 53,165.16, 73,369.80 and 29,293.65 is: 40,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,165.16 : 73,369.80 = 29,293.65 : x
  2. Step 2: Convert to fraction form
    53,165.16/73,369.80 = 29,293.65/x
  3. Step 3: Cross multiply
    53,165.16x = 73,369.80 × 29,293.65
  4. Step 4: Simplify right side
    53,165.16x = 2,149,269,241.77
  5. Step 5: Solve for x
    x = 2,149,269,241.77/53,165.16
  6. Step 6: Final answer
    x = 40,426.27

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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.