Home / 19,866.68-27,416.53-11,252.17

Finding the Fourth Proportional to 19,866.68, 27,416.53 and 11,252.17

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Solution

The fourth proportional to 19,866.68, 27,416.53 and 11,252.17 is: 15,528.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,866.68 : 27,416.53 = 11,252.17 : x
  2. Step 2: Convert to fraction form
    19,866.68/27,416.53 = 11,252.17/x
  3. Step 3: Cross multiply
    19,866.68x = 27,416.53 × 11,252.17
  4. Step 4: Simplify right side
    19,866.68x = 308,495,456.37
  5. Step 5: Solve for x
    x = 308,495,456.37/19,866.68
  6. Step 6: Final answer
    x = 15,528.28

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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.