Home / 27,630.48-38,136.21-17,556.95

Finding the Fourth Proportional to 27,630.48, 38,136.21 and 17,556.95

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Solution

The fourth proportional to 27,630.48, 38,136.21 and 17,556.95 is: 24,232.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,630.48 : 38,136.21 = 17,556.95 : x
  2. Step 2: Convert to fraction form
    27,630.48/38,136.21 = 17,556.95/x
  3. Step 3: Cross multiply
    27,630.48x = 38,136.21 × 17,556.95
  4. Step 4: Simplify right side
    27,630.48x = 669,555,532.16
  5. Step 5: Solve for x
    x = 669,555,532.16/27,630.48
  6. Step 6: Final answer
    x = 24,232.50

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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.