Home / 19,184.40-26,471.40-10,799.28

Finding the Fourth Proportional to 19,184.40, 26,471.40 and 10,799.28

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Solution

The fourth proportional to 19,184.40, 26,471.40 and 10,799.28 is: 14,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184.40 : 26,471.40 = 10,799.28 : x
  2. Step 2: Convert to fraction form
    19,184.40/26,471.40 = 10,799.28/x
  3. Step 3: Cross multiply
    19,184.40x = 26,471.40 × 10,799.28
  4. Step 4: Simplify right side
    19,184.40x = 285,872,060.59
  5. Step 5: Solve for x
    x = 285,872,060.59/19,184.40
  6. Step 6: Final answer
    x = 14,901.28

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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.