Home / 21,041.84-29,036.98-11,610.20

Finding the Fourth Proportional to 21,041.84, 29,036.98 and 11,610.20

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Solution

The fourth proportional to 21,041.84, 29,036.98 and 11,610.20 is: 16,021.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,041.84 : 29,036.98 = 11,610.20 : x
  2. Step 2: Convert to fraction form
    21,041.84/29,036.98 = 11,610.20/x
  3. Step 3: Cross multiply
    21,041.84x = 29,036.98 × 11,610.20
  4. Step 4: Simplify right side
    21,041.84x = 337,125,232.30
  5. Step 5: Solve for x
    x = 337,125,232.30/21,041.84
  6. Step 6: Final answer
    x = 16,021.66

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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.