Home / 22,784.05-34,182.43-6,989.60

Finding the Fourth Proportional to 22,784.05, 34,182.43 and 6,989.60

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Solution

The fourth proportional to 22,784.05, 34,182.43 and 6,989.60 is: 10,486.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,784.05 : 34,182.43 = 6,989.60 : x
  2. Step 2: Convert to fraction form
    22,784.05/34,182.43 = 6,989.60/x
  3. Step 3: Cross multiply
    22,784.05x = 34,182.43 × 6,989.60
  4. Step 4: Simplify right side
    22,784.05x = 238,921,507.11
  5. Step 5: Solve for x
    x = 238,921,507.11/22,784.05
  6. Step 6: Final answer
    x = 10,486.35

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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.