Home / 22,389.68-33,574.80-13,039.04

Finding the Fourth Proportional to 22,389.68, 33,574.80 and 13,039.04

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Solution

The fourth proportional to 22,389.68, 33,574.80 and 13,039.04 is: 19,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,389.68 : 33,574.80 = 13,039.04 : x
  2. Step 2: Convert to fraction form
    22,389.68/33,574.80 = 13,039.04/x
  3. Step 3: Cross multiply
    22,389.68x = 33,574.80 × 13,039.04
  4. Step 4: Simplify right side
    22,389.68x = 437,783,160.19
  5. Step 5: Solve for x
    x = 437,783,160.19/22,389.68
  6. Step 6: Final answer
    x = 19,552.90

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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.