Home / 19,122.92-28,663.87-9,248.62

Finding the Fourth Proportional to 19,122.92, 28,663.87 and 9,248.62

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Solution

The fourth proportional to 19,122.92, 28,663.87 and 9,248.62 is: 13,863.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.92 : 28,663.87 = 9,248.62 : x
  2. Step 2: Convert to fraction form
    19,122.92/28,663.87 = 9,248.62/x
  3. Step 3: Cross multiply
    19,122.92x = 28,663.87 × 9,248.62
  4. Step 4: Simplify right side
    19,122.92x = 265,101,109.60
  5. Step 5: Solve for x
    x = 265,101,109.60/19,122.92
  6. Step 6: Final answer
    x = 13,863.00

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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.