Home / 52,458.48-78,699.24-15,018.60

Finding the Fourth Proportional to 52,458.48, 78,699.24 and 15,018.60

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Solution

The fourth proportional to 52,458.48, 78,699.24 and 15,018.60 is: 22,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,458.48 : 78,699.24 = 15,018.60 : x
  2. Step 2: Convert to fraction form
    52,458.48/78,699.24 = 15,018.60/x
  3. Step 3: Cross multiply
    52,458.48x = 78,699.24 × 15,018.60
  4. Step 4: Simplify right side
    52,458.48x = 1,181,952,405.86
  5. Step 5: Solve for x
    x = 1,181,952,405.86/52,458.48
  6. Step 6: Final answer
    x = 22,531.20

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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.