Home / 13,552.91-18,703.27-7,585.23

Finding the Fourth Proportional to 13,552.91, 18,703.27 and 7,585.23

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Solution

The fourth proportional to 13,552.91, 18,703.27 and 7,585.23 is: 10,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.91 : 18,703.27 = 7,585.23 : x
  2. Step 2: Convert to fraction form
    13,552.91/18,703.27 = 7,585.23/x
  3. Step 3: Cross multiply
    13,552.91x = 18,703.27 × 7,585.23
  4. Step 4: Simplify right side
    13,552.91x = 141,868,604.70
  5. Step 5: Solve for x
    x = 141,868,604.70/13,552.91
  6. Step 6: Final answer
    x = 10,467.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.