Home / 12,547.44-18,823.56-5,976.72

Finding the Fourth Proportional to 12,547.44, 18,823.56 and 5,976.72

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Solution

The fourth proportional to 12,547.44, 18,823.56 and 5,976.72 is: 8,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547.44 : 18,823.56 = 5,976.72 : x
  2. Step 2: Convert to fraction form
    12,547.44/18,823.56 = 5,976.72/x
  3. Step 3: Cross multiply
    12,547.44x = 18,823.56 × 5,976.72
  4. Step 4: Simplify right side
    12,547.44x = 112,503,147.52
  5. Step 5: Solve for x
    x = 112,503,147.52/12,547.44
  6. Step 6: Final answer
    x = 8,966.22

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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.