Home / 19,799.70-27,323.67-10,847.28

Finding the Fourth Proportional to 19,799.70, 27,323.67 and 10,847.28

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Solution

The fourth proportional to 19,799.70, 27,323.67 and 10,847.28 is: 14,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,799.70 : 27,323.67 = 10,847.28 : x
  2. Step 2: Convert to fraction form
    19,799.70/27,323.67 = 10,847.28/x
  3. Step 3: Cross multiply
    19,799.70x = 27,323.67 × 10,847.28
  4. Step 4: Simplify right side
    19,799.70x = 296,387,499.12
  5. Step 5: Solve for x
    x = 296,387,499.12/19,799.70
  6. Step 6: Final answer
    x = 14,969.29

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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.