Home / 19,800.12-27,324.15-10,848.18

Finding the Fourth Proportional to 19,800.12, 27,324.15 and 10,848.18

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Solution

The fourth proportional to 19,800.12, 27,324.15 and 10,848.18 is: 14,970.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.12 : 27,324.15 = 10,848.18 : x
  2. Step 2: Convert to fraction form
    19,800.12/27,324.15 = 10,848.18/x
  3. Step 3: Cross multiply
    19,800.12x = 27,324.15 × 10,848.18
  4. Step 4: Simplify right side
    19,800.12x = 296,417,297.55
  5. Step 5: Solve for x
    x = 296,417,297.55/19,800.12
  6. Step 6: Final answer
    x = 14,970.48

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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.