Home / 18,345.83-25,313.78-17,411.57

Finding the Fourth Proportional to 18,345.83, 25,313.78 and 17,411.57

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Solution

The fourth proportional to 18,345.83, 25,313.78 and 17,411.57 is: 24,024.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,345.83 : 25,313.78 = 17,411.57 : x
  2. Step 2: Convert to fraction form
    18,345.83/25,313.78 = 17,411.57/x
  3. Step 3: Cross multiply
    18,345.83x = 25,313.78 × 17,411.57
  4. Step 4: Simplify right side
    18,345.83x = 440,752,733.26
  5. Step 5: Solve for x
    x = 440,752,733.26/18,345.83
  6. Step 6: Final answer
    x = 24,024.68

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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.