Home / 52,657.35-79,019.37-38,399.19

Finding the Fourth Proportional to 52,657.35, 79,019.37 and 38,399.19

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Solution

The fourth proportional to 52,657.35, 79,019.37 and 38,399.19 is: 57,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657.35 : 79,019.37 = 38,399.19 : x
  2. Step 2: Convert to fraction form
    52,657.35/79,019.37 = 38,399.19/x
  3. Step 3: Cross multiply
    52,657.35x = 79,019.37 × 38,399.19
  4. Step 4: Simplify right side
    52,657.35x = 3,034,279,802.31
  5. Step 5: Solve for x
    x = 3,034,279,802.31/52,657.35
  6. Step 6: Final answer
    x = 57,623.10

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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.