Home / 19,363.32-26,722.62-10,866.06

Finding the Fourth Proportional to 19,363.32, 26,722.62 and 10,866.06

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Solution

The fourth proportional to 19,363.32, 26,722.62 and 10,866.06 is: 14,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.32 : 26,722.62 = 10,866.06 : x
  2. Step 2: Convert to fraction form
    19,363.32/26,722.62 = 10,866.06/x
  3. Step 3: Cross multiply
    19,363.32x = 26,722.62 × 10,866.06
  4. Step 4: Simplify right side
    19,363.32x = 290,369,592.28
  5. Step 5: Solve for x
    x = 290,369,592.28/19,363.32
  6. Step 6: Final answer
    x = 14,995.86

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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.