Home / 12,496.30-18,746.55-3,732.10

Finding the Fourth Proportional to 12,496.30, 18,746.55 and 3,732.10

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Solution

The fourth proportional to 12,496.30, 18,746.55 and 3,732.10 is: 5,598.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.30 : 18,746.55 = 3,732.10 : x
  2. Step 2: Convert to fraction form
    12,496.30/18,746.55 = 3,732.10/x
  3. Step 3: Cross multiply
    12,496.30x = 18,746.55 × 3,732.10
  4. Step 4: Simplify right side
    12,496.30x = 69,963,999.26
  5. Step 5: Solve for x
    x = 69,963,999.26/12,496.30
  6. Step 6: Final answer
    x = 5,598.78

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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.