Home / 22,139.47-33,214.06-6,558.31

Finding the Fourth Proportional to 22,139.47, 33,214.06 and 6,558.31

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Solution

The fourth proportional to 22,139.47, 33,214.06 and 6,558.31 is: 9,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139.47 : 33,214.06 = 6,558.31 : x
  2. Step 2: Convert to fraction form
    22,139.47/33,214.06 = 6,558.31/x
  3. Step 3: Cross multiply
    22,139.47x = 33,214.06 × 6,558.31
  4. Step 4: Simplify right side
    22,139.47x = 217,828,101.84
  5. Step 5: Solve for x
    x = 217,828,101.84/22,139.47
  6. Step 6: Final answer
    x = 9,838.90

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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.