Home / 12,585.77-17,366.91-10,066.97

Finding the Fourth Proportional to 12,585.77, 17,366.91 and 10,066.97

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Solution

The fourth proportional to 12,585.77, 17,366.91 and 10,066.97 is: 13,891.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,585.77 : 17,366.91 = 10,066.97 : x
  2. Step 2: Convert to fraction form
    12,585.77/17,366.91 = 10,066.97/x
  3. Step 3: Cross multiply
    12,585.77x = 17,366.91 × 10,066.97
  4. Step 4: Simplify right side
    12,585.77x = 174,832,075.13
  5. Step 5: Solve for x
    x = 174,832,075.13/12,585.77
  6. Step 6: Final answer
    x = 13,891.26

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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.