Home / 14,938.02-22,407-3,843.78

Finding the Fourth Proportional to 14,938.02, 22,407 and 3,843.78

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Solution

The fourth proportional to 14,938.02, 22,407 and 3,843.78 is: 5,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.02 : 22,407 = 3,843.78 : x
  2. Step 2: Convert to fraction form
    14,938.02/22,407 = 3,843.78/x
  3. Step 3: Cross multiply
    14,938.02x = 22,407 × 3,843.78
  4. Step 4: Simplify right side
    14,938.02x = 86,127,578.46
  5. Step 5: Solve for x
    x = 86,127,578.46/14,938.02
  6. Step 6: Final answer
    x = 5,765.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.