Home / 19,358.22-26,712.42-10,858.35

Finding the Fourth Proportional to 19,358.22, 26,712.42 and 10,858.35

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Solution

The fourth proportional to 19,358.22, 26,712.42 and 10,858.35 is: 14,983.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,358.22 : 26,712.42 = 10,858.35 : x
  2. Step 2: Convert to fraction form
    19,358.22/26,712.42 = 10,858.35/x
  3. Step 3: Cross multiply
    19,358.22x = 26,712.42 × 10,858.35
  4. Step 4: Simplify right side
    19,358.22x = 290,052,805.71
  5. Step 5: Solve for x
    x = 290,052,805.71/19,358.22
  6. Step 6: Final answer
    x = 14,983.44

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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.