Home / 53,304.64-79,943-15,854.64

Finding the Fourth Proportional to 53,304.64, 79,943 and 15,854.64

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Solution

The fourth proportional to 53,304.64, 79,943 and 15,854.64 is: 23,777.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,304.64 : 79,943 = 15,854.64 : x
  2. Step 2: Convert to fraction form
    53,304.64/79,943 = 15,854.64/x
  3. Step 3: Cross multiply
    53,304.64x = 79,943 × 15,854.64
  4. Step 4: Simplify right side
    53,304.64x = 1,267,467,485.52
  5. Step 5: Solve for x
    x = 1,267,467,485.52/53,304.64
  6. Step 6: Final answer
    x = 23,777.81

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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.