Home / 27,136.42-37,461.08-18,189.77

Finding the Fourth Proportional to 27,136.42, 37,461.08 and 18,189.77

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Solution

The fourth proportional to 27,136.42, 37,461.08 and 18,189.77 is: 25,110.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.42 : 37,461.08 = 18,189.77 : x
  2. Step 2: Convert to fraction form
    27,136.42/37,461.08 = 18,189.77/x
  3. Step 3: Cross multiply
    27,136.42x = 37,461.08 × 18,189.77
  4. Step 4: Simplify right side
    27,136.42x = 681,408,287.32
  5. Step 5: Solve for x
    x = 681,408,287.32/27,136.42
  6. Step 6: Final answer
    x = 25,110.47

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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.