Home / 27,225.28-37,554.59-17,136.21

Finding the Fourth Proportional to 27,225.28, 37,554.59 and 17,136.21

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Solution

The fourth proportional to 27,225.28, 37,554.59 and 17,136.21 is: 23,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,225.28 : 37,554.59 = 17,136.21 : x
  2. Step 2: Convert to fraction form
    27,225.28/37,554.59 = 17,136.21/x
  3. Step 3: Cross multiply
    27,225.28x = 37,554.59 × 17,136.21
  4. Step 4: Simplify right side
    27,225.28x = 643,543,340.70
  5. Step 5: Solve for x
    x = 643,543,340.70/27,225.28
  6. Step 6: Final answer
    x = 23,637.71

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Double scale
Find fourth proportional to 27,226.28, 37,555.97 and 17,137.21
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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.