Home / 22,799.58-31,463.55-13,368.30

Finding the Fourth Proportional to 22,799.58, 31,463.55 and 13,368.30

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Solution

The fourth proportional to 22,799.58, 31,463.55 and 13,368.30 is: 18,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,799.58 : 31,463.55 = 13,368.30 : x
  2. Step 2: Convert to fraction form
    22,799.58/31,463.55 = 13,368.30/x
  3. Step 3: Cross multiply
    22,799.58x = 31,463.55 × 13,368.30
  4. Step 4: Simplify right side
    22,799.58x = 420,614,175.47
  5. Step 5: Solve for x
    x = 420,614,175.47/22,799.58
  6. Step 6: Final answer
    x = 18,448.33

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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.