Home / 15,547.96-23,317.44-6,780.76

Finding the Fourth Proportional to 15,547.96, 23,317.44 and 6,780.76

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Solution

The fourth proportional to 15,547.96, 23,317.44 and 6,780.76 is: 10,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.96 : 23,317.44 = 6,780.76 : x
  2. Step 2: Convert to fraction form
    15,547.96/23,317.44 = 6,780.76/x
  3. Step 3: Cross multiply
    15,547.96x = 23,317.44 × 6,780.76
  4. Step 4: Simplify right side
    15,547.96x = 158,109,964.45
  5. Step 5: Solve for x
    x = 158,109,964.45/15,547.96
  6. Step 6: Final answer
    x = 10,169.18

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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.