Home / 40,775.90-56,266.22-22,867.20

Finding the Fourth Proportional to 40,775.90, 56,266.22 and 22,867.20

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Solution

The fourth proportional to 40,775.90, 56,266.22 and 22,867.20 is: 31,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,775.90 : 56,266.22 = 22,867.20 : x
  2. Step 2: Convert to fraction form
    40,775.90/56,266.22 = 22,867.20/x
  3. Step 3: Cross multiply
    40,775.90x = 56,266.22 × 22,867.20
  4. Step 4: Simplify right side
    40,775.90x = 1,286,650,905.98
  5. Step 5: Solve for x
    x = 1,286,650,905.98/40,775.90
  6. Step 6: Final answer
    x = 31,554.20

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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.