Home / 24,799.36-34,222.80-13,620.64

Finding the Fourth Proportional to 24,799.36, 34,222.80 and 13,620.64

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Solution

The fourth proportional to 24,799.36, 34,222.80 and 13,620.64 is: 18,796.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,799.36 : 34,222.80 = 13,620.64 : x
  2. Step 2: Convert to fraction form
    24,799.36/34,222.80 = 13,620.64/x
  3. Step 3: Cross multiply
    24,799.36x = 34,222.80 × 13,620.64
  4. Step 4: Simplify right side
    24,799.36x = 466,136,438.59
  5. Step 5: Solve for x
    x = 466,136,438.59/24,799.36
  6. Step 6: Final answer
    x = 18,796.31

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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.