Home / 19,237.15-28,803.57-9,983.71

Finding the Fourth Proportional to 19,237.15, 28,803.57 and 9,983.71

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Solution

The fourth proportional to 19,237.15, 28,803.57 and 9,983.71 is: 14,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,237.15 : 28,803.57 = 9,983.71 : x
  2. Step 2: Convert to fraction form
    19,237.15/28,803.57 = 9,983.71/x
  3. Step 3: Cross multiply
    19,237.15x = 28,803.57 × 9,983.71
  4. Step 4: Simplify right side
    19,237.15x = 287,566,489.84
  5. Step 5: Solve for x
    x = 287,566,489.84/19,237.15
  6. Step 6: Final answer
    x = 14,948.50

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Similar ratio
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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.