Home / 14,224.86-19,615.65-9,443.07

Finding the Fourth Proportional to 14,224.86, 19,615.65 and 9,443.07

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Solution

The fourth proportional to 14,224.86, 19,615.65 and 9,443.07 is: 13,021.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.86 : 19,615.65 = 9,443.07 : x
  2. Step 2: Convert to fraction form
    14,224.86/19,615.65 = 9,443.07/x
  3. Step 3: Cross multiply
    14,224.86x = 19,615.65 × 9,443.07
  4. Step 4: Simplify right side
    14,224.86x = 185,231,956.05
  5. Step 5: Solve for x
    x = 185,231,956.05/14,224.86
  6. Step 6: Final answer
    x = 13,021.71

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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.