Home / 21,044.30-29,041.45-11,484.68

Finding the Fourth Proportional to 21,044.30, 29,041.45 and 11,484.68

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Solution

The fourth proportional to 21,044.30, 29,041.45 and 11,484.68 is: 15,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.30 : 29,041.45 = 11,484.68 : x
  2. Step 2: Convert to fraction form
    21,044.30/29,041.45 = 11,484.68/x
  3. Step 3: Cross multiply
    21,044.30x = 29,041.45 × 11,484.68
  4. Step 4: Simplify right side
    21,044.30x = 333,531,586.07
  5. Step 5: Solve for x
    x = 333,531,586.07/21,044.30
  6. Step 6: Final answer
    x = 15,849.03

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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.