Home / 14,019.97-21,030.03-4,159.33

Finding the Fourth Proportional to 14,019.97, 21,030.03 and 4,159.33

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Solution

The fourth proportional to 14,019.97, 21,030.03 and 4,159.33 is: 6,239.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.97 : 21,030.03 = 4,159.33 : x
  2. Step 2: Convert to fraction form
    14,019.97/21,030.03 = 4,159.33/x
  3. Step 3: Cross multiply
    14,019.97x = 21,030.03 × 4,159.33
  4. Step 4: Simplify right side
    14,019.97x = 87,470,834.68
  5. Step 5: Solve for x
    x = 87,470,834.68/14,019.97
  6. Step 6: Final answer
    x = 6,239.02

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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.