Home / 53,709.48-80,576.51-28,773.70

Finding the Fourth Proportional to 53,709.48, 80,576.51 and 28,773.70

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Solution

The fourth proportional to 53,709.48, 80,576.51 and 28,773.70 is: 43,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,709.48 : 80,576.51 = 28,773.70 : x
  2. Step 2: Convert to fraction form
    53,709.48/80,576.51 = 28,773.70/x
  3. Step 3: Cross multiply
    53,709.48x = 80,576.51 × 28,773.70
  4. Step 4: Simplify right side
    53,709.48x = 2,318,483,980.48
  5. Step 5: Solve for x
    x = 2,318,483,980.48/53,709.48
  6. Step 6: Final answer
    x = 43,167.13

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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.