Home / 14,200.06-21,298.47-3,812.62

Finding the Fourth Proportional to 14,200.06, 21,298.47 and 3,812.62

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Solution

The fourth proportional to 14,200.06, 21,298.47 and 3,812.62 is: 5,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.06 : 21,298.47 = 3,812.62 : x
  2. Step 2: Convert to fraction form
    14,200.06/21,298.47 = 3,812.62/x
  3. Step 3: Cross multiply
    14,200.06x = 21,298.47 × 3,812.62
  4. Step 4: Simplify right side
    14,200.06x = 81,202,972.69
  5. Step 5: Solve for x
    x = 81,202,972.69/14,200.06
  6. Step 6: Final answer
    x = 5,718.50

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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.