Home / 23,940.84-33,039.96-15,860.55

Finding the Fourth Proportional to 23,940.84, 33,039.96 and 15,860.55

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Solution

The fourth proportional to 23,940.84, 33,039.96 and 15,860.55 is: 21,888.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,940.84 : 33,039.96 = 15,860.55 : x
  2. Step 2: Convert to fraction form
    23,940.84/33,039.96 = 15,860.55/x
  3. Step 3: Cross multiply
    23,940.84x = 33,039.96 × 15,860.55
  4. Step 4: Simplify right side
    23,940.84x = 524,031,937.58
  5. Step 5: Solve for x
    x = 524,031,937.58/23,940.84
  6. Step 6: Final answer
    x = 21,888.62

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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.