Home / 27,036.50-37,310.29-15,099.84

Finding the Fourth Proportional to 27,036.50, 37,310.29 and 15,099.84

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Solution

The fourth proportional to 27,036.50, 37,310.29 and 15,099.84 is: 20,837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.50 : 37,310.29 = 15,099.84 : x
  2. Step 2: Convert to fraction form
    27,036.50/37,310.29 = 15,099.84/x
  3. Step 3: Cross multiply
    27,036.50x = 37,310.29 × 15,099.84
  4. Step 4: Simplify right side
    27,036.50x = 563,379,371.60
  5. Step 5: Solve for x
    x = 563,379,371.60/27,036.50
  6. Step 6: Final answer
    x = 20,837.74

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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.