Home / 40,825.07-56,336.79-22,919.72

Finding the Fourth Proportional to 40,825.07, 56,336.79 and 22,919.72

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Solution

The fourth proportional to 40,825.07, 56,336.79 and 22,919.72 is: 31,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.07 : 56,336.79 = 22,919.72 : x
  2. Step 2: Convert to fraction form
    40,825.07/56,336.79 = 22,919.72/x
  3. Step 3: Cross multiply
    40,825.07x = 56,336.79 × 22,919.72
  4. Step 4: Simplify right side
    40,825.07x = 1,291,223,452.50
  5. Step 5: Solve for x
    x = 1,291,223,452.50/40,825.07
  6. Step 6: Final answer
    x = 31,628.20

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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.