Home / 16,227.81-22,395-9,154.08

Finding the Fourth Proportional to 16,227.81, 22,395 and 9,154.08

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Solution

The fourth proportional to 16,227.81, 22,395 and 9,154.08 is: 12,632.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.81 : 22,395 = 9,154.08 : x
  2. Step 2: Convert to fraction form
    16,227.81/22,395 = 9,154.08/x
  3. Step 3: Cross multiply
    16,227.81x = 22,395 × 9,154.08
  4. Step 4: Simplify right side
    16,227.81x = 205,005,621.60
  5. Step 5: Solve for x
    x = 205,005,621.60/16,227.81
  6. Step 6: Final answer
    x = 12,632.98

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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.