Home / 14,678.14-21,967.15-9,338.62

Finding the Fourth Proportional to 14,678.14, 21,967.15 and 9,338.62

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Solution

The fourth proportional to 14,678.14, 21,967.15 and 9,338.62 is: 13,976.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678.14 : 21,967.15 = 9,338.62 : x
  2. Step 2: Convert to fraction form
    14,678.14/21,967.15 = 9,338.62/x
  3. Step 3: Cross multiply
    14,678.14x = 21,967.15 × 9,338.62
  4. Step 4: Simplify right side
    14,678.14x = 205,142,866.33
  5. Step 5: Solve for x
    x = 205,142,866.33/14,678.14
  6. Step 6: Final answer
    x = 13,976.08

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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.