Home / 22,320.63-30,803.90-14,753.68

Finding the Fourth Proportional to 22,320.63, 30,803.90 and 14,753.68

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Solution

The fourth proportional to 22,320.63, 30,803.90 and 14,753.68 is: 20,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320.63 : 30,803.90 = 14,753.68 : x
  2. Step 2: Convert to fraction form
    22,320.63/30,803.90 = 14,753.68/x
  3. Step 3: Cross multiply
    22,320.63x = 30,803.90 × 14,753.68
  4. Step 4: Simplify right side
    22,320.63x = 454,470,732.57
  5. Step 5: Solve for x
    x = 454,470,732.57/22,320.63
  6. Step 6: Final answer
    x = 20,361.02

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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.