Home / 24,549.13-33,870-13,936.78

Finding the Fourth Proportional to 24,549.13, 33,870 and 13,936.78

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Solution

The fourth proportional to 24,549.13, 33,870 and 13,936.78 is: 19,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,549.13 : 33,870 = 13,936.78 : x
  2. Step 2: Convert to fraction form
    24,549.13/33,870 = 13,936.78/x
  3. Step 3: Cross multiply
    24,549.13x = 33,870 × 13,936.78
  4. Step 4: Simplify right side
    24,549.13x = 472,038,738.60
  5. Step 5: Solve for x
    x = 472,038,738.60/24,549.13
  6. Step 6: Final answer
    x = 19,228.33

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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.