Home / 17,259.43-23,821.95-12,218.41

Finding the Fourth Proportional to 17,259.43, 23,821.95 and 12,218.41

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Solution

The fourth proportional to 17,259.43, 23,821.95 and 12,218.41 is: 16,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,259.43 : 23,821.95 = 12,218.41 : x
  2. Step 2: Convert to fraction form
    17,259.43/23,821.95 = 12,218.41/x
  3. Step 3: Cross multiply
    17,259.43x = 23,821.95 × 12,218.41
  4. Step 4: Simplify right side
    17,259.43x = 291,066,352.10
  5. Step 5: Solve for x
    x = 291,066,352.10/17,259.43
  6. Step 6: Final answer
    x = 16,864.19

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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.