Home / 40,585.66-56,007.86-22,680.20

Finding the Fourth Proportional to 40,585.66, 56,007.86 and 22,680.20

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Solution

The fourth proportional to 40,585.66, 56,007.86 and 22,680.20 is: 31,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,585.66 : 56,007.86 = 22,680.20 : x
  2. Step 2: Convert to fraction form
    40,585.66/56,007.86 = 22,680.20/x
  3. Step 3: Cross multiply
    40,585.66x = 56,007.86 × 22,680.20
  4. Step 4: Simplify right side
    40,585.66x = 1,270,269,492.99
  5. Step 5: Solve for x
    x = 1,270,269,492.99/40,585.66
  6. Step 6: Final answer
    x = 31,298.48

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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.