Home / 14,452.36-21,678.56-9,458.95

Finding the Fourth Proportional to 14,452.36, 21,678.56 and 9,458.95

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Solution

The fourth proportional to 14,452.36, 21,678.56 and 9,458.95 is: 14,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.36 : 21,678.56 = 9,458.95 : x
  2. Step 2: Convert to fraction form
    14,452.36/21,678.56 = 9,458.95/x
  3. Step 3: Cross multiply
    14,452.36x = 21,678.56 × 9,458.95
  4. Step 4: Simplify right side
    14,452.36x = 205,056,415.11
  5. Step 5: Solve for x
    x = 205,056,415.11/14,452.36
  6. Step 6: Final answer
    x = 14,188.44

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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.