Home / 40,690.72-56,149.38-23,694.22

Finding the Fourth Proportional to 40,690.72, 56,149.38 and 23,694.22

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Solution

The fourth proportional to 40,690.72, 56,149.38 and 23,694.22 is: 32,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,690.72 : 56,149.38 = 23,694.22 : x
  2. Step 2: Convert to fraction form
    40,690.72/56,149.38 = 23,694.22/x
  3. Step 3: Cross multiply
    40,690.72x = 56,149.38 × 23,694.22
  4. Step 4: Simplify right side
    40,690.72x = 1,330,415,762.58
  5. Step 5: Solve for x
    x = 1,330,415,762.58/40,690.72
  6. Step 6: Final answer
    x = 32,695.80

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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.