Home / 15,818.62-23,730.66-6,463.72

Finding the Fourth Proportional to 15,818.62, 23,730.66 and 6,463.72

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Solution

The fourth proportional to 15,818.62, 23,730.66 and 6,463.72 is: 9,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,818.62 : 23,730.66 = 6,463.72 : x
  2. Step 2: Convert to fraction form
    15,818.62/23,730.66 = 6,463.72/x
  3. Step 3: Cross multiply
    15,818.62x = 23,730.66 × 6,463.72
  4. Step 4: Simplify right side
    15,818.62x = 153,388,341.66
  5. Step 5: Solve for x
    x = 153,388,341.66/15,818.62
  6. Step 6: Final answer
    x = 9,696.70

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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.