Home / 20,417.97-30,607.52-6,557.25

Finding the Fourth Proportional to 20,417.97, 30,607.52 and 6,557.25

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Solution

The fourth proportional to 20,417.97, 30,607.52 and 6,557.25 is: 9,829.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,417.97 : 30,607.52 = 6,557.25 : x
  2. Step 2: Convert to fraction form
    20,417.97/30,607.52 = 6,557.25/x
  3. Step 3: Cross multiply
    20,417.97x = 30,607.52 × 6,557.25
  4. Step 4: Simplify right side
    20,417.97x = 200,701,127.73
  5. Step 5: Solve for x
    x = 200,701,127.73/20,417.97
  6. Step 6: Final answer
    x = 9,829.63

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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.