Home / 19,800.80-27,325.11-10,848.32

Finding the Fourth Proportional to 19,800.80, 27,325.11 and 10,848.32

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Solution

The fourth proportional to 19,800.80, 27,325.11 and 10,848.32 is: 14,970.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.80 : 27,325.11 = 10,848.32 : x
  2. Step 2: Convert to fraction form
    19,800.80/27,325.11 = 10,848.32/x
  3. Step 3: Cross multiply
    19,800.80x = 27,325.11 × 10,848.32
  4. Step 4: Simplify right side
    19,800.80x = 296,431,537.32
  5. Step 5: Solve for x
    x = 296,431,537.32/19,800.80
  6. Step 6: Final answer
    x = 14,970.68

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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.