Home / 40,788.60-56,293.20-22,880.22

Finding the Fourth Proportional to 40,788.60, 56,293.20 and 22,880.22

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Solution

The fourth proportional to 40,788.60, 56,293.20 and 22,880.22 is: 31,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788.60 : 56,293.20 = 22,880.22 : x
  2. Step 2: Convert to fraction form
    40,788.60/56,293.20 = 22,880.22/x
  3. Step 3: Cross multiply
    40,788.60x = 56,293.20 × 22,880.22
  4. Step 4: Simplify right side
    40,788.60x = 1,288,000,800.50
  5. Step 5: Solve for x
    x = 1,288,000,800.50/40,788.60
  6. Step 6: Final answer
    x = 31,577.47

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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.