Home / 49,748.19-68,649.03-28,238.37

Finding the Fourth Proportional to 49,748.19, 68,649.03 and 28,238.37

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Solution

The fourth proportional to 49,748.19, 68,649.03 and 28,238.37 is: 38,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,748.19 : 68,649.03 = 28,238.37 : x
  2. Step 2: Convert to fraction form
    49,748.19/68,649.03 = 28,238.37/x
  3. Step 3: Cross multiply
    49,748.19x = 68,649.03 × 28,238.37
  4. Step 4: Simplify right side
    49,748.19x = 1,938,536,709.28
  5. Step 5: Solve for x
    x = 1,938,536,709.28/49,748.19
  6. Step 6: Final answer
    x = 38,966.98

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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.