Home / 14,656.65-21,982.68-4,127.46

Finding the Fourth Proportional to 14,656.65, 21,982.68 and 4,127.46

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Solution

The fourth proportional to 14,656.65, 21,982.68 and 4,127.46 is: 6,190.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.65 : 21,982.68 = 4,127.46 : x
  2. Step 2: Convert to fraction form
    14,656.65/21,982.68 = 4,127.46/x
  3. Step 3: Cross multiply
    14,656.65x = 21,982.68 × 4,127.46
  4. Step 4: Simplify right side
    14,656.65x = 90,732,632.39
  5. Step 5: Solve for x
    x = 90,732,632.39/14,656.65
  6. Step 6: Final answer
    x = 6,190.54

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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.