Home / 40,783.56-56,287.62-22,885.80

Finding the Fourth Proportional to 40,783.56, 56,287.62 and 22,885.80

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Solution

The fourth proportional to 40,783.56, 56,287.62 and 22,885.80 is: 31,585.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783.56 : 56,287.62 = 22,885.80 : x
  2. Step 2: Convert to fraction form
    40,783.56/56,287.62 = 22,885.80/x
  3. Step 3: Cross multiply
    40,783.56x = 56,287.62 × 22,885.80
  4. Step 4: Simplify right side
    40,783.56x = 1,288,187,213.80
  5. Step 5: Solve for x
    x = 1,288,187,213.80/40,783.56
  6. Step 6: Final answer
    x = 31,585.94

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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.