Home / 19,398.36-26,752.86-14,911.32

Finding the Fourth Proportional to 19,398.36, 26,752.86 and 14,911.32

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Solution

The fourth proportional to 19,398.36, 26,752.86 and 14,911.32 is: 20,564.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398.36 : 26,752.86 = 14,911.32 : x
  2. Step 2: Convert to fraction form
    19,398.36/26,752.86 = 14,911.32/x
  3. Step 3: Cross multiply
    19,398.36x = 26,752.86 × 14,911.32
  4. Step 4: Simplify right side
    19,398.36x = 398,920,456.38
  5. Step 5: Solve for x
    x = 398,920,456.38/19,398.36
  6. Step 6: Final answer
    x = 20,564.65

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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.