Home / 53,494.11-80,242.07-20,229.93

Finding the Fourth Proportional to 53,494.11, 80,242.07 and 20,229.93

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Solution

The fourth proportional to 53,494.11, 80,242.07 and 20,229.93 is: 30,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,494.11 : 80,242.07 = 20,229.93 : x
  2. Step 2: Convert to fraction form
    53,494.11/80,242.07 = 20,229.93/x
  3. Step 3: Cross multiply
    53,494.11x = 80,242.07 × 20,229.93
  4. Step 4: Simplify right side
    53,494.11x = 1,623,291,459.16
  5. Step 5: Solve for x
    x = 1,623,291,459.16/53,494.11
  6. Step 6: Final answer
    x = 30,345.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.