Home / 40,698.45-56,157.30-22,793.40

Finding the Fourth Proportional to 40,698.45, 56,157.30 and 22,793.40

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Solution

The fourth proportional to 40,698.45, 56,157.30 and 22,793.40 is: 31,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,698.45 : 56,157.30 = 22,793.40 : x
  2. Step 2: Convert to fraction form
    40,698.45/56,157.30 = 22,793.40/x
  3. Step 3: Cross multiply
    40,698.45x = 56,157.30 × 22,793.40
  4. Step 4: Simplify right side
    40,698.45x = 1,280,015,801.82
  5. Step 5: Solve for x
    x = 1,280,015,801.82/40,698.45
  6. Step 6: Final answer
    x = 31,451.22

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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.