Home / 14,133.28-21,099.08-14,035.36

Finding the Fourth Proportional to 14,133.28, 21,099.08 and 14,035.36

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Solution

The fourth proportional to 14,133.28, 21,099.08 and 14,035.36 is: 20,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.28 : 21,099.08 = 14,035.36 : x
  2. Step 2: Convert to fraction form
    14,133.28/21,099.08 = 14,035.36/x
  3. Step 3: Cross multiply
    14,133.28x = 21,099.08 × 14,035.36
  4. Step 4: Simplify right side
    14,133.28x = 296,133,183.47
  5. Step 5: Solve for x
    x = 296,133,183.47/14,133.28
  6. Step 6: Final answer
    x = 20,952.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.