Home / 19,616.56-27,070.98-10,664.14

Finding the Fourth Proportional to 19,616.56, 27,070.98 and 10,664.14

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Solution

The fourth proportional to 19,616.56, 27,070.98 and 10,664.14 is: 14,716.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.56 : 27,070.98 = 10,664.14 : x
  2. Step 2: Convert to fraction form
    19,616.56/27,070.98 = 10,664.14/x
  3. Step 3: Cross multiply
    19,616.56x = 27,070.98 × 10,664.14
  4. Step 4: Simplify right side
    19,616.56x = 288,688,720.66
  5. Step 5: Solve for x
    x = 288,688,720.66/19,616.56
  6. Step 6: Final answer
    x = 14,716.58

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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.