Home / 17,384.09-23,999.36-13,599.23

Finding the Fourth Proportional to 17,384.09, 23,999.36 and 13,599.23

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Solution

The fourth proportional to 17,384.09, 23,999.36 and 13,599.23 is: 18,774.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.09 : 23,999.36 = 13,599.23 : x
  2. Step 2: Convert to fraction form
    17,384.09/23,999.36 = 13,599.23/x
  3. Step 3: Cross multiply
    17,384.09x = 23,999.36 × 13,599.23
  4. Step 4: Simplify right side
    17,384.09x = 326,372,628.50
  5. Step 5: Solve for x
    x = 326,372,628.50/17,384.09
  6. Step 6: Final answer
    x = 18,774.22

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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.