Home / 19,592.51-27,036.86-10,639.76

Finding the Fourth Proportional to 19,592.51, 27,036.86 and 10,639.76

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Solution

The fourth proportional to 19,592.51, 27,036.86 and 10,639.76 is: 14,682.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,592.51 : 27,036.86 = 10,639.76 : x
  2. Step 2: Convert to fraction form
    19,592.51/27,036.86 = 10,639.76/x
  3. Step 3: Cross multiply
    19,592.51x = 27,036.86 × 10,639.76
  4. Step 4: Simplify right side
    19,592.51x = 287,665,513.17
  5. Step 5: Solve for x
    x = 287,665,513.17/19,592.51
  6. Step 6: Final answer
    x = 14,682.43

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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.