Home / 19,612.70-27,062.71-11,541.56

Finding the Fourth Proportional to 19,612.70, 27,062.71 and 11,541.56

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Solution

The fourth proportional to 19,612.70, 27,062.71 and 11,541.56 is: 15,925.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.70 : 27,062.71 = 11,541.56 : x
  2. Step 2: Convert to fraction form
    19,612.70/27,062.71 = 11,541.56/x
  3. Step 3: Cross multiply
    19,612.70x = 27,062.71 × 11,541.56
  4. Step 4: Simplify right side
    19,612.70x = 312,345,727.06
  5. Step 5: Solve for x
    x = 312,345,727.06/19,612.70
  6. Step 6: Final answer
    x = 15,925.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.