Home / 53,709.76-80,565.99-14,266.81

Finding the Fourth Proportional to 53,709.76, 80,565.99 and 14,266.81

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Solution

The fourth proportional to 53,709.76, 80,565.99 and 14,266.81 is: 21,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,709.76 : 80,565.99 = 14,266.81 : x
  2. Step 2: Convert to fraction form
    53,709.76/80,565.99 = 14,266.81/x
  3. Step 3: Cross multiply
    53,709.76x = 80,565.99 × 14,266.81
  4. Step 4: Simplify right side
    53,709.76x = 1,149,419,671.79
  5. Step 5: Solve for x
    x = 1,149,419,671.79/53,709.76
  6. Step 6: Final answer
    x = 21,400.57

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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.