Home / 19,533.04-26,937.87-12,816.11

Finding the Fourth Proportional to 19,533.04, 26,937.87 and 12,816.11

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Solution

The fourth proportional to 19,533.04, 26,937.87 and 12,816.11 is: 17,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.04 : 26,937.87 = 12,816.11 : x
  2. Step 2: Convert to fraction form
    19,533.04/26,937.87 = 12,816.11/x
  3. Step 3: Cross multiply
    19,533.04x = 26,937.87 × 12,816.11
  4. Step 4: Simplify right side
    19,533.04x = 345,238,705.09
  5. Step 5: Solve for x
    x = 345,238,705.09/19,533.04
  6. Step 6: Final answer
    x = 17,674.61

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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.