Home / 22,784.75-34,178.15-6,988.62

Finding the Fourth Proportional to 22,784.75, 34,178.15 and 6,988.62

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Solution

The fourth proportional to 22,784.75, 34,178.15 and 6,988.62 is: 10,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,784.75 : 34,178.15 = 6,988.62 : x
  2. Step 2: Convert to fraction form
    22,784.75/34,178.15 = 6,988.62/x
  3. Step 3: Cross multiply
    22,784.75x = 34,178.15 × 6,988.62
  4. Step 4: Simplify right side
    22,784.75x = 238,858,120.12
  5. Step 5: Solve for x
    x = 238,858,120.12/22,784.75
  6. Step 6: Final answer
    x = 10,483.25

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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.