Home / 14,403.66-21,605.64-4,015.41

Finding the Fourth Proportional to 14,403.66, 21,605.64 and 4,015.41

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Solution

The fourth proportional to 14,403.66, 21,605.64 and 4,015.41 is: 6,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.66 : 21,605.64 = 4,015.41 : x
  2. Step 2: Convert to fraction form
    14,403.66/21,605.64 = 4,015.41/x
  3. Step 3: Cross multiply
    14,403.66x = 21,605.64 × 4,015.41
  4. Step 4: Simplify right side
    14,403.66x = 86,755,406.83
  5. Step 5: Solve for x
    x = 86,755,406.83/14,403.66
  6. Step 6: Final answer
    x = 6,023.15

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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.