Home / 14,215.86-19,607.73-12,324.06

Finding the Fourth Proportional to 14,215.86, 19,607.73 and 12,324.06

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Solution

The fourth proportional to 14,215.86, 19,607.73 and 12,324.06 is: 16,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.86 : 19,607.73 = 12,324.06 : x
  2. Step 2: Convert to fraction form
    14,215.86/19,607.73 = 12,324.06/x
  3. Step 3: Cross multiply
    14,215.86x = 19,607.73 × 12,324.06
  4. Step 4: Simplify right side
    14,215.86x = 241,646,840.98
  5. Step 5: Solve for x
    x = 241,646,840.98/14,215.86
  6. Step 6: Final answer
    x = 16,998.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.