Home / 30,437.32-41,999.94-17,009.16

Finding the Fourth Proportional to 30,437.32, 41,999.94 and 17,009.16

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Solution

The fourth proportional to 30,437.32, 41,999.94 and 17,009.16 is: 23,470.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,437.32 : 41,999.94 = 17,009.16 : x
  2. Step 2: Convert to fraction form
    30,437.32/41,999.94 = 17,009.16/x
  3. Step 3: Cross multiply
    30,437.32x = 41,999.94 × 17,009.16
  4. Step 4: Simplify right side
    30,437.32x = 714,383,699.45
  5. Step 5: Solve for x
    x = 714,383,699.45/30,437.32
  6. Step 6: Final answer
    x = 23,470.65

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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.