Home / 14,327.47-21,465.79-12,226.13

Finding the Fourth Proportional to 14,327.47, 21,465.79 and 12,226.13

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Solution

The fourth proportional to 14,327.47, 21,465.79 and 12,226.13 is: 18,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327.47 : 21,465.79 = 12,226.13 : x
  2. Step 2: Convert to fraction form
    14,327.47/21,465.79 = 12,226.13/x
  3. Step 3: Cross multiply
    14,327.47x = 21,465.79 × 12,226.13
  4. Step 4: Simplify right side
    14,327.47x = 262,443,539.09
  5. Step 5: Solve for x
    x = 262,443,539.09/14,327.47
  6. Step 6: Final answer
    x = 18,317.51

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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.