Home / 22,002.28-32,999.58-10,905.32

Finding the Fourth Proportional to 22,002.28, 32,999.58 and 10,905.32

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Solution

The fourth proportional to 22,002.28, 32,999.58 and 10,905.32 is: 16,356.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,002.28 : 32,999.58 = 10,905.32 : x
  2. Step 2: Convert to fraction form
    22,002.28/32,999.58 = 10,905.32/x
  3. Step 3: Cross multiply
    22,002.28x = 32,999.58 × 10,905.32
  4. Step 4: Simplify right side
    22,002.28x = 359,870,979.77
  5. Step 5: Solve for x
    x = 359,870,979.77/22,002.28
  6. Step 6: Final answer
    x = 16,356.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.