Home / 23,529.11-32,470.00-12,918.51

Finding the Fourth Proportional to 23,529.11, 32,470.00 and 12,918.51

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Solution

The fourth proportional to 23,529.11, 32,470.00 and 12,918.51 is: 17,827.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,529.11 : 32,470.00 = 12,918.51 : x
  2. Step 2: Convert to fraction form
    23,529.11/32,470.00 = 12,918.51/x
  3. Step 3: Cross multiply
    23,529.11x = 32,470.00 × 12,918.51
  4. Step 4: Simplify right side
    23,529.11x = 419,463,987.40
  5. Step 5: Solve for x
    x = 419,463,987.40/23,529.11
  6. Step 6: Final answer
    x = 17,827.45

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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.