Home / 21,610.81-29,822.31-12,050.97

Finding the Fourth Proportional to 21,610.81, 29,822.31 and 12,050.97

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Solution

The fourth proportional to 21,610.81, 29,822.31 and 12,050.97 is: 16,630.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,610.81 : 29,822.31 = 12,050.97 : x
  2. Step 2: Convert to fraction form
    21,610.81/29,822.31 = 12,050.97/x
  3. Step 3: Cross multiply
    21,610.81x = 29,822.31 × 12,050.97
  4. Step 4: Simplify right side
    21,610.81x = 359,387,678.31
  5. Step 5: Solve for x
    x = 359,387,678.31/21,610.81
  6. Step 6: Final answer
    x = 16,630.00

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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.