Home / 12,600.23-18,875.09-7,599.83

Finding the Fourth Proportional to 12,600.23, 18,875.09 and 7,599.83

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Solution

The fourth proportional to 12,600.23, 18,875.09 and 7,599.83 is: 11,384.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.23 : 18,875.09 = 7,599.83 : x
  2. Step 2: Convert to fraction form
    12,600.23/18,875.09 = 7,599.83/x
  3. Step 3: Cross multiply
    12,600.23x = 18,875.09 × 7,599.83
  4. Step 4: Simplify right side
    12,600.23x = 143,447,399.86
  5. Step 5: Solve for x
    x = 143,447,399.86/12,600.23
  6. Step 6: Final answer
    x = 11,384.51

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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.