Home / 19,930.74-29,901.01-5,890.69

Finding the Fourth Proportional to 19,930.74, 29,901.01 and 5,890.69

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Solution

The fourth proportional to 19,930.74, 29,901.01 and 5,890.69 is: 8,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930.74 : 29,901.01 = 5,890.69 : x
  2. Step 2: Convert to fraction form
    19,930.74/29,901.01 = 5,890.69/x
  3. Step 3: Cross multiply
    19,930.74x = 29,901.01 × 5,890.69
  4. Step 4: Simplify right side
    19,930.74x = 176,137,580.60
  5. Step 5: Solve for x
    x = 176,137,580.60/19,930.74
  6. Step 6: Final answer
    x = 8,837.48

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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.