Home / 19,828.60-27,363.15-10,876.07

Finding the Fourth Proportional to 19,828.60, 27,363.15 and 10,876.07

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Solution

The fourth proportional to 19,828.60, 27,363.15 and 10,876.07 is: 15,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.60 : 27,363.15 = 10,876.07 : x
  2. Step 2: Convert to fraction form
    19,828.60/27,363.15 = 10,876.07/x
  3. Step 3: Cross multiply
    19,828.60x = 27,363.15 × 10,876.07
  4. Step 4: Simplify right side
    19,828.60x = 297,603,603.23
  5. Step 5: Solve for x
    x = 297,603,603.23/19,828.60
  6. Step 6: Final answer
    x = 15,008.81

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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.