Home / 20,019.39-27,626.45-12,066.00

Finding the Fourth Proportional to 20,019.39, 27,626.45 and 12,066.00

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Solution

The fourth proportional to 20,019.39, 27,626.45 and 12,066.00 is: 16,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.39 : 27,626.45 = 12,066.00 : x
  2. Step 2: Convert to fraction form
    20,019.39/27,626.45 = 12,066.00/x
  3. Step 3: Cross multiply
    20,019.39x = 27,626.45 × 12,066.00
  4. Step 4: Simplify right side
    20,019.39x = 333,340,547.24
  5. Step 5: Solve for x
    x = 333,340,547.24/20,019.39
  6. Step 6: Final answer
    x = 16,650.89

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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.