Home / 18,801.12-26,064.30-17,802.42

Finding the Fourth Proportional to 18,801.12, 26,064.30 and 17,802.42

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Solution

The fourth proportional to 18,801.12, 26,064.30 and 17,802.42 is: 24,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,801.12 : 26,064.30 = 17,802.42 : x
  2. Step 2: Convert to fraction form
    18,801.12/26,064.30 = 17,802.42/x
  3. Step 3: Cross multiply
    18,801.12x = 26,064.30 × 17,802.42
  4. Step 4: Simplify right side
    18,801.12x = 464,007,615.61
  5. Step 5: Solve for x
    x = 464,007,615.61/18,801.12
  6. Step 6: Final answer
    x = 24,679.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.