Home / 40,346.07-55,678.91-22,197.54

Finding the Fourth Proportional to 40,346.07, 55,678.91 and 22,197.54

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Solution

The fourth proportional to 40,346.07, 55,678.91 and 22,197.54 is: 30,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,346.07 : 55,678.91 = 22,197.54 : x
  2. Step 2: Convert to fraction form
    40,346.07/55,678.91 = 22,197.54/x
  3. Step 3: Cross multiply
    40,346.07x = 55,678.91 × 22,197.54
  4. Step 4: Simplify right side
    40,346.07x = 1,235,934,720.89
  5. Step 5: Solve for x
    x = 1,235,934,720.89/40,346.07
  6. Step 6: Final answer
    x = 30,633.34

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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.