Home / 53,034.53-79,550.37-13,053.87

Finding the Fourth Proportional to 53,034.53, 79,550.37 and 13,053.87

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Solution

The fourth proportional to 53,034.53, 79,550.37 and 13,053.87 is: 19,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,034.53 : 79,550.37 = 13,053.87 : x
  2. Step 2: Convert to fraction form
    53,034.53/79,550.37 = 13,053.87/x
  3. Step 3: Cross multiply
    53,034.53x = 79,550.37 × 13,053.87
  4. Step 4: Simplify right side
    53,034.53x = 1,038,440,188.43
  5. Step 5: Solve for x
    x = 1,038,440,188.43/53,034.53
  6. Step 6: Final answer
    x = 19,580.45

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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.