Home / 23,901.25-32,983.51-13,290.79

Finding the Fourth Proportional to 23,901.25, 32,983.51 and 13,290.79

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Solution

The fourth proportional to 23,901.25, 32,983.51 and 13,290.79 is: 18,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.25 : 32,983.51 = 13,290.79 : x
  2. Step 2: Convert to fraction form
    23,901.25/32,983.51 = 13,290.79/x
  3. Step 3: Cross multiply
    23,901.25x = 32,983.51 × 13,290.79
  4. Step 4: Simplify right side
    23,901.25x = 438,376,904.87
  5. Step 5: Solve for x
    x = 438,376,904.87/23,901.25
  6. Step 6: Final answer
    x = 18,341.17

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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.