Home / 17,083.50-23,569.75-13,487.10

Finding the Fourth Proportional to 17,083.50, 23,569.75 and 13,487.10

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Solution

The fourth proportional to 17,083.50, 23,569.75 and 13,487.10 is: 18,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,083.50 : 23,569.75 = 13,487.10 : x
  2. Step 2: Convert to fraction form
    17,083.50/23,569.75 = 13,487.10/x
  3. Step 3: Cross multiply
    17,083.50x = 23,569.75 × 13,487.10
  4. Step 4: Simplify right side
    17,083.50x = 317,887,575.23
  5. Step 5: Solve for x
    x = 317,887,575.23/17,083.50
  6. Step 6: Final answer
    x = 18,607.87

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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.