Home / 21,059.63-29,062.28-11,628.19

Finding the Fourth Proportional to 21,059.63, 29,062.28 and 11,628.19

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Solution

The fourth proportional to 21,059.63, 29,062.28 and 11,628.19 is: 16,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,059.63 : 29,062.28 = 11,628.19 : x
  2. Step 2: Convert to fraction form
    21,059.63/29,062.28 = 11,628.19/x
  3. Step 3: Cross multiply
    21,059.63x = 29,062.28 × 11,628.19
  4. Step 4: Simplify right side
    21,059.63x = 337,941,713.67
  5. Step 5: Solve for x
    x = 337,941,713.67/21,059.63
  6. Step 6: Final answer
    x = 16,046.90

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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.