Home / 18,398.08-27,597.14-5,250.45

Finding the Fourth Proportional to 18,398.08, 27,597.14 and 5,250.45

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Solution

The fourth proportional to 18,398.08, 27,597.14 and 5,250.45 is: 7,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398.08 : 27,597.14 = 5,250.45 : x
  2. Step 2: Convert to fraction form
    18,398.08/27,597.14 = 5,250.45/x
  3. Step 3: Cross multiply
    18,398.08x = 27,597.14 × 5,250.45
  4. Step 4: Simplify right side
    18,398.08x = 144,897,265.73
  5. Step 5: Solve for x
    x = 144,897,265.73/18,398.08
  6. Step 6: Final answer
    x = 7,875.68

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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.