Home / 30,436.17-41,999.16-17,005.56

Finding the Fourth Proportional to 30,436.17, 41,999.16 and 17,005.56

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Solution

The fourth proportional to 30,436.17, 41,999.16 and 17,005.56 is: 23,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,436.17 : 41,999.16 = 17,005.56 : x
  2. Step 2: Convert to fraction form
    30,436.17/41,999.16 = 17,005.56/x
  3. Step 3: Cross multiply
    30,436.17x = 41,999.16 × 17,005.56
  4. Step 4: Simplify right side
    30,436.17x = 714,219,235.33
  5. Step 5: Solve for x
    x = 714,219,235.33/30,436.17
  6. Step 6: Final answer
    x = 23,466.13

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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.