Home / 27,493.08-41,259.86-18,587.40

Finding the Fourth Proportional to 27,493.08, 41,259.86 and 18,587.40

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Solution

The fourth proportional to 27,493.08, 41,259.86 and 18,587.40 is: 27,894.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493.08 : 41,259.86 = 18,587.40 : x
  2. Step 2: Convert to fraction form
    27,493.08/41,259.86 = 18,587.40/x
  3. Step 3: Cross multiply
    27,493.08x = 41,259.86 × 18,587.40
  4. Step 4: Simplify right side
    27,493.08x = 766,913,521.76
  5. Step 5: Solve for x
    x = 766,913,521.76/27,493.08
  6. Step 6: Final answer
    x = 27,894.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.