Home / 15,123.39-22,689.70-7,733.04

Finding the Fourth Proportional to 15,123.39, 22,689.70 and 7,733.04

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Solution

The fourth proportional to 15,123.39, 22,689.70 and 7,733.04 is: 11,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123.39 : 22,689.70 = 7,733.04 : x
  2. Step 2: Convert to fraction form
    15,123.39/22,689.70 = 7,733.04/x
  3. Step 3: Cross multiply
    15,123.39x = 22,689.70 × 7,733.04
  4. Step 4: Simplify right side
    15,123.39x = 175,460,357.69
  5. Step 5: Solve for x
    x = 175,460,357.69/15,123.39
  6. Step 6: Final answer
    x = 11,601.92

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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.