Home / 40,724.76-56,199.78-22,820.52

Finding the Fourth Proportional to 40,724.76, 56,199.78 and 22,820.52

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Solution

The fourth proportional to 40,724.76, 56,199.78 and 22,820.52 is: 31,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724.76 : 56,199.78 = 22,820.52 : x
  2. Step 2: Convert to fraction form
    40,724.76/56,199.78 = 22,820.52/x
  3. Step 3: Cross multiply
    40,724.76x = 56,199.78 × 22,820.52
  4. Step 4: Simplify right side
    40,724.76x = 1,282,508,203.49
  5. Step 5: Solve for x
    x = 1,282,508,203.49/40,724.76
  6. Step 6: Final answer
    x = 31,492.10

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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.