Home / 23,299.56-32,160.42-15,851.88

Finding the Fourth Proportional to 23,299.56, 32,160.42 and 15,851.88

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Solution

The fourth proportional to 23,299.56, 32,160.42 and 15,851.88 is: 21,880.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,299.56 : 32,160.42 = 15,851.88 : x
  2. Step 2: Convert to fraction form
    23,299.56/32,160.42 = 15,851.88/x
  3. Step 3: Cross multiply
    23,299.56x = 32,160.42 × 15,851.88
  4. Step 4: Simplify right side
    23,299.56x = 509,803,118.59
  5. Step 5: Solve for x
    x = 509,803,118.59/23,299.56
  6. Step 6: Final answer
    x = 21,880.38

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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.