Home / 15,784.14-23,677.49-4,690.84

Finding the Fourth Proportional to 15,784.14, 23,677.49 and 4,690.84

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Solution

The fourth proportional to 15,784.14, 23,677.49 and 4,690.84 is: 7,036.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.14 : 23,677.49 = 4,690.84 : x
  2. Step 2: Convert to fraction form
    15,784.14/23,677.49 = 4,690.84/x
  3. Step 3: Cross multiply
    15,784.14x = 23,677.49 × 4,690.84
  4. Step 4: Simplify right side
    15,784.14x = 111,067,269.72
  5. Step 5: Solve for x
    x = 111,067,269.72/15,784.14
  6. Step 6: Final answer
    x = 7,036.64

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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.