Home / 23,705.49-32,709.28-15,317.13

Finding the Fourth Proportional to 23,705.49, 32,709.28 and 15,317.13

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Solution

The fourth proportional to 23,705.49, 32,709.28 and 15,317.13 is: 21,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,705.49 : 32,709.28 = 15,317.13 : x
  2. Step 2: Convert to fraction form
    23,705.49/32,709.28 = 15,317.13/x
  3. Step 3: Cross multiply
    23,705.49x = 32,709.28 × 15,317.13
  4. Step 4: Simplify right side
    23,705.49x = 501,012,293.97
  5. Step 5: Solve for x
    x = 501,012,293.97/23,705.49
  6. Step 6: Final answer
    x = 21,134.86

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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.