Home / 40,698.72-56,164.79-22,793.60

Finding the Fourth Proportional to 40,698.72, 56,164.79 and 22,793.60

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Solution

The fourth proportional to 40,698.72, 56,164.79 and 22,793.60 is: 31,455.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,698.72 : 56,164.79 = 22,793.60 : x
  2. Step 2: Convert to fraction form
    40,698.72/56,164.79 = 22,793.60/x
  3. Step 3: Cross multiply
    40,698.72x = 56,164.79 × 22,793.60
  4. Step 4: Simplify right side
    40,698.72x = 1,280,197,954.74
  5. Step 5: Solve for x
    x = 1,280,197,954.74/40,698.72
  6. Step 6: Final answer
    x = 31,455.48

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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.