Home / 27,136.95-37,449.66-15,199.98

Finding the Fourth Proportional to 27,136.95, 37,449.66 and 15,199.98

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Solution

The fourth proportional to 27,136.95, 37,449.66 and 15,199.98 is: 20,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.95 : 37,449.66 = 15,199.98 : x
  2. Step 2: Convert to fraction form
    27,136.95/37,449.66 = 15,199.98/x
  3. Step 3: Cross multiply
    27,136.95x = 37,449.66 × 15,199.98
  4. Step 4: Simplify right side
    27,136.95x = 569,234,083.01
  5. Step 5: Solve for x
    x = 569,234,083.01/27,136.95
  6. Step 6: Final answer
    x = 20,976.35

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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.