Home / 24,929.72-34,405.44-18,631.16

Finding the Fourth Proportional to 24,929.72, 34,405.44 and 18,631.16

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Solution

The fourth proportional to 24,929.72, 34,405.44 and 18,631.16 is: 25,712.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,929.72 : 34,405.44 = 18,631.16 : x
  2. Step 2: Convert to fraction form
    24,929.72/34,405.44 = 18,631.16/x
  3. Step 3: Cross multiply
    24,929.72x = 34,405.44 × 18,631.16
  4. Step 4: Simplify right side
    24,929.72x = 641,013,257.51
  5. Step 5: Solve for x
    x = 641,013,257.51/24,929.72
  6. Step 6: Final answer
    x = 25,712.81

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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.