Home / 19,183.29-26,472.58-10,686.11

Finding the Fourth Proportional to 19,183.29, 26,472.58 and 10,686.11

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Solution

The fourth proportional to 19,183.29, 26,472.58 and 10,686.11 is: 14,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.29 : 26,472.58 = 10,686.11 : x
  2. Step 2: Convert to fraction form
    19,183.29/26,472.58 = 10,686.11/x
  3. Step 3: Cross multiply
    19,183.29x = 26,472.58 × 10,686.11
  4. Step 4: Simplify right side
    19,183.29x = 282,889,044.70
  5. Step 5: Solve for x
    x = 282,889,044.70/19,183.29
  6. Step 6: Final answer
    x = 14,746.64

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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.