Home / 53,517.42-73,855.71-29,643.57

Finding the Fourth Proportional to 53,517.42, 73,855.71 and 29,643.57

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Solution

The fourth proportional to 53,517.42, 73,855.71 and 29,643.57 is: 40,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,517.42 : 73,855.71 = 29,643.57 : x
  2. Step 2: Convert to fraction form
    53,517.42/73,855.71 = 29,643.57/x
  3. Step 3: Cross multiply
    53,517.42x = 73,855.71 × 29,643.57
  4. Step 4: Simplify right side
    53,517.42x = 2,189,346,909.28
  5. Step 5: Solve for x
    x = 2,189,346,909.28/53,517.42
  6. Step 6: Final answer
    x = 40,909.05

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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.