Home / 14,053.81-21,080.23-3,523.92

Finding the Fourth Proportional to 14,053.81, 21,080.23 and 3,523.92

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Solution

The fourth proportional to 14,053.81, 21,080.23 and 3,523.92 is: 5,285.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.81 : 21,080.23 = 3,523.92 : x
  2. Step 2: Convert to fraction form
    14,053.81/21,080.23 = 3,523.92/x
  3. Step 3: Cross multiply
    14,053.81x = 21,080.23 × 3,523.92
  4. Step 4: Simplify right side
    14,053.81x = 74,285,044.10
  5. Step 5: Solve for x
    x = 74,285,044.10/14,053.81
  6. Step 6: Final answer
    x = 5,285.76

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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.