Home / 14,041.31-21,043.77-5,711.66

Finding the Fourth Proportional to 14,041.31, 21,043.77 and 5,711.66

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Solution

The fourth proportional to 14,041.31, 21,043.77 and 5,711.66 is: 8,560.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.31 : 21,043.77 = 5,711.66 : x
  2. Step 2: Convert to fraction form
    14,041.31/21,043.77 = 5,711.66/x
  3. Step 3: Cross multiply
    14,041.31x = 21,043.77 × 5,711.66
  4. Step 4: Simplify right side
    14,041.31x = 120,194,859.36
  5. Step 5: Solve for x
    x = 120,194,859.36/14,041.31
  6. Step 6: Final answer
    x = 8,560.09

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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.