Home / 49,021.61-67,649.38-27,801.02

Finding the Fourth Proportional to 49,021.61, 67,649.38 and 27,801.02

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Solution

The fourth proportional to 49,021.61, 67,649.38 and 27,801.02 is: 38,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,021.61 : 67,649.38 = 27,801.02 : x
  2. Step 2: Convert to fraction form
    49,021.61/67,649.38 = 27,801.02/x
  3. Step 3: Cross multiply
    49,021.61x = 67,649.38 × 27,801.02
  4. Step 4: Simplify right side
    49,021.61x = 1,880,721,865.99
  5. Step 5: Solve for x
    x = 1,880,721,865.99/49,021.61
  6. Step 6: Final answer
    x = 38,365.16

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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.