Home / 53,261.32-79,907.94-15,822.64

Finding the Fourth Proportional to 53,261.32, 79,907.94 and 15,822.64

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Solution

The fourth proportional to 53,261.32, 79,907.94 and 15,822.64 is: 23,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,261.32 : 79,907.94 = 15,822.64 : x
  2. Step 2: Convert to fraction form
    53,261.32/79,907.94 = 15,822.64/x
  3. Step 3: Cross multiply
    53,261.32x = 79,907.94 × 15,822.64
  4. Step 4: Simplify right side
    53,261.32x = 1,264,354,567.76
  5. Step 5: Solve for x
    x = 1,264,354,567.76/53,261.32
  6. Step 6: Final answer
    x = 23,738.70

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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.