Home / 19,260.48-28,892.55-7,570.97

Finding the Fourth Proportional to 19,260.48, 28,892.55 and 7,570.97

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Solution

The fourth proportional to 19,260.48, 28,892.55 and 7,570.97 is: 11,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.48 : 28,892.55 = 7,570.97 : x
  2. Step 2: Convert to fraction form
    19,260.48/28,892.55 = 7,570.97/x
  3. Step 3: Cross multiply
    19,260.48x = 28,892.55 × 7,570.97
  4. Step 4: Simplify right side
    19,260.48x = 218,744,578.96
  5. Step 5: Solve for x
    x = 218,744,578.96/19,260.48
  6. Step 6: Final answer
    x = 11,357.17

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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.