Home / 14,059.68-21,089.00-3,529.77

Finding the Fourth Proportional to 14,059.68, 21,089.00 and 3,529.77

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Solution

The fourth proportional to 14,059.68, 21,089.00 and 3,529.77 is: 5,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.68 : 21,089.00 = 3,529.77 : x
  2. Step 2: Convert to fraction form
    14,059.68/21,089.00 = 3,529.77/x
  3. Step 3: Cross multiply
    14,059.68x = 21,089.00 × 3,529.77
  4. Step 4: Simplify right side
    14,059.68x = 74,439,301.88
  5. Step 5: Solve for x
    x = 74,439,301.88/14,059.68
  6. Step 6: Final answer
    x = 5,294.52

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Double scale
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Similar ratio
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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.