Home / 14,023.12-21,039.48-6,237.36

Finding the Fourth Proportional to 14,023.12, 21,039.48 and 6,237.36

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Solution

The fourth proportional to 14,023.12, 21,039.48 and 6,237.36 is: 9,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.12 : 21,039.48 = 6,237.36 : x
  2. Step 2: Convert to fraction form
    14,023.12/21,039.48 = 6,237.36/x
  3. Step 3: Cross multiply
    14,023.12x = 21,039.48 × 6,237.36
  4. Step 4: Simplify right side
    14,023.12x = 131,230,810.97
  5. Step 5: Solve for x
    x = 131,230,810.97/14,023.12
  6. Step 6: Final answer
    x = 9,358.17

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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.