Home / 19,112.80-26,373.28-10,614.88

Finding the Fourth Proportional to 19,112.80, 26,373.28 and 10,614.88

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Solution

The fourth proportional to 19,112.80, 26,373.28 and 10,614.88 is: 14,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,112.80 : 26,373.28 = 10,614.88 : x
  2. Step 2: Convert to fraction form
    19,112.80/26,373.28 = 10,614.88/x
  3. Step 3: Cross multiply
    19,112.80x = 26,373.28 × 10,614.88
  4. Step 4: Simplify right side
    19,112.80x = 279,949,202.41
  5. Step 5: Solve for x
    x = 279,949,202.41/19,112.80
  6. Step 6: Final answer
    x = 14,647.21

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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.