Home / 14,367.54-21,557.79-6,578.58

Finding the Fourth Proportional to 14,367.54, 21,557.79 and 6,578.58

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Solution

The fourth proportional to 14,367.54, 21,557.79 and 6,578.58 is: 9,870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367.54 : 21,557.79 = 6,578.58 : x
  2. Step 2: Convert to fraction form
    14,367.54/21,557.79 = 6,578.58/x
  3. Step 3: Cross multiply
    14,367.54x = 21,557.79 × 6,578.58
  4. Step 4: Simplify right side
    14,367.54x = 141,819,646.14
  5. Step 5: Solve for x
    x = 141,819,646.14/14,367.54
  6. Step 6: Final answer
    x = 9,870.84

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1.5x scale

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.