Home / 19,197.47-28,777.61-9,841.91

Finding the Fourth Proportional to 19,197.47, 28,777.61 and 9,841.91

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Solution

The fourth proportional to 19,197.47, 28,777.61 and 9,841.91 is: 14,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,197.47 : 28,777.61 = 9,841.91 : x
  2. Step 2: Convert to fraction form
    19,197.47/28,777.61 = 9,841.91/x
  3. Step 3: Cross multiply
    19,197.47x = 28,777.61 × 9,841.91
  4. Step 4: Simplify right side
    19,197.47x = 283,226,528.35
  5. Step 5: Solve for x
    x = 283,226,528.35/19,197.47
  6. Step 6: Final answer
    x = 14,753.32

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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.