Home / 18,834.71-28,252.10-7,733.59

Finding the Fourth Proportional to 18,834.71, 28,252.10 and 7,733.59

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Solution

The fourth proportional to 18,834.71, 28,252.10 and 7,733.59 is: 11,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.71 : 28,252.10 = 7,733.59 : x
  2. Step 2: Convert to fraction form
    18,834.71/28,252.10 = 7,733.59/x
  3. Step 3: Cross multiply
    18,834.71x = 28,252.10 × 7,733.59
  4. Step 4: Simplify right side
    18,834.71x = 218,490,106.74
  5. Step 5: Solve for x
    x = 218,490,106.74/18,834.71
  6. Step 6: Final answer
    x = 11,600.40

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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.