Home / 19,829.71-27,365.70-10,877.23

Finding the Fourth Proportional to 19,829.71, 27,365.70 and 10,877.23

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Solution

The fourth proportional to 19,829.71, 27,365.70 and 10,877.23 is: 15,010.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.71 : 27,365.70 = 10,877.23 : x
  2. Step 2: Convert to fraction form
    19,829.71/27,365.70 = 10,877.23/x
  3. Step 3: Cross multiply
    19,829.71x = 27,365.70 × 10,877.23
  4. Step 4: Simplify right side
    19,829.71x = 297,663,013.01
  5. Step 5: Solve for x
    x = 297,663,013.01/19,829.71
  6. Step 6: Final answer
    x = 15,010.96

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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.