Home / 18,028.62-24,878.40-10,071.36

Finding the Fourth Proportional to 18,028.62, 24,878.40 and 10,071.36

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Solution

The fourth proportional to 18,028.62, 24,878.40 and 10,071.36 is: 13,897.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.62 : 24,878.40 = 10,071.36 : x
  2. Step 2: Convert to fraction form
    18,028.62/24,878.40 = 10,071.36/x
  3. Step 3: Cross multiply
    18,028.62x = 24,878.40 × 10,071.36
  4. Step 4: Simplify right side
    18,028.62x = 250,559,322.62
  5. Step 5: Solve for x
    x = 250,559,322.62/18,028.62
  6. Step 6: Final answer
    x = 13,897.86

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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.