Home / 14,389.74-21,578.45-5,026.95

Finding the Fourth Proportional to 14,389.74, 21,578.45 and 5,026.95

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Solution

The fourth proportional to 14,389.74, 21,578.45 and 5,026.95 is: 7,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.74 : 21,578.45 = 5,026.95 : x
  2. Step 2: Convert to fraction form
    14,389.74/21,578.45 = 5,026.95/x
  3. Step 3: Cross multiply
    14,389.74x = 21,578.45 × 5,026.95
  4. Step 4: Simplify right side
    14,389.74x = 108,473,764.09
  5. Step 5: Solve for x
    x = 108,473,764.09/14,389.74
  6. Step 6: Final answer
    x = 7,538.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.