Home / 16,663.65-25,005.56-7,304.21

Finding the Fourth Proportional to 16,663.65, 25,005.56 and 7,304.21

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Solution

The fourth proportional to 16,663.65, 25,005.56 and 7,304.21 is: 10,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.65 : 25,005.56 = 7,304.21 : x
  2. Step 2: Convert to fraction form
    16,663.65/25,005.56 = 7,304.21/x
  3. Step 3: Cross multiply
    16,663.65x = 25,005.56 × 7,304.21
  4. Step 4: Simplify right side
    16,663.65x = 182,645,861.41
  5. Step 5: Solve for x
    x = 182,645,861.41/16,663.65
  6. Step 6: Final answer
    x = 10,960.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.