Home / 27,539.61-41,309.34-7,818.18

Finding the Fourth Proportional to 27,539.61, 41,309.34 and 7,818.18

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Solution

The fourth proportional to 27,539.61, 41,309.34 and 7,818.18 is: 11,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539.61 : 41,309.34 = 7,818.18 : x
  2. Step 2: Convert to fraction form
    27,539.61/41,309.34 = 7,818.18/x
  3. Step 3: Cross multiply
    27,539.61x = 41,309.34 × 7,818.18
  4. Step 4: Simplify right side
    27,539.61x = 322,963,855.80
  5. Step 5: Solve for x
    x = 322,963,855.80/27,539.61
  6. Step 6: Final answer
    x = 11,727.25

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1.5x scale

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.