Home / 19,116.77-28,657.87-6,801.89

Finding the Fourth Proportional to 19,116.77, 28,657.87 and 6,801.89

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Solution

The fourth proportional to 19,116.77, 28,657.87 and 6,801.89 is: 10,196.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.77 : 28,657.87 = 6,801.89 : x
  2. Step 2: Convert to fraction form
    19,116.77/28,657.87 = 6,801.89/x
  3. Step 3: Cross multiply
    19,116.77x = 28,657.87 × 6,801.89
  4. Step 4: Simplify right side
    19,116.77x = 194,927,519.08
  5. Step 5: Solve for x
    x = 194,927,519.08/19,116.77
  6. Step 6: Final answer
    x = 10,196.68

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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.