Home / 14,047.74-21,083.88-10,947.66

Finding the Fourth Proportional to 14,047.74, 21,083.88 and 10,947.66

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Solution

The fourth proportional to 14,047.74, 21,083.88 and 10,947.66 is: 16,431.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.74 : 21,083.88 = 10,947.66 : x
  2. Step 2: Convert to fraction form
    14,047.74/21,083.88 = 10,947.66/x
  3. Step 3: Cross multiply
    14,047.74x = 21,083.88 × 10,947.66
  4. Step 4: Simplify right side
    14,047.74x = 230,819,149.72
  5. Step 5: Solve for x
    x = 230,819,149.72/14,047.74
  6. Step 6: Final answer
    x = 16,431.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.