Home / 53,167.52-79,765.84-15,729.44

Finding the Fourth Proportional to 53,167.52, 79,765.84 and 15,729.44

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Solution

The fourth proportional to 53,167.52, 79,765.84 and 15,729.44 is: 23,598.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,167.52 : 79,765.84 = 15,729.44 : x
  2. Step 2: Convert to fraction form
    53,167.52/79,765.84 = 15,729.44/x
  3. Step 3: Cross multiply
    53,167.52x = 79,765.84 × 15,729.44
  4. Step 4: Simplify right side
    53,167.52x = 1,254,671,994.33
  5. Step 5: Solve for x
    x = 1,254,671,994.33/53,167.52
  6. Step 6: Final answer
    x = 23,598.47

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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.