Home / 53,184.74-79,748.88-15,739.64

Finding the Fourth Proportional to 53,184.74, 79,748.88 and 15,739.64

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Solution

The fourth proportional to 53,184.74, 79,748.88 and 15,739.64 is: 23,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,184.74 : 79,748.88 = 15,739.64 : x
  2. Step 2: Convert to fraction form
    53,184.74/79,748.88 = 15,739.64/x
  3. Step 3: Cross multiply
    53,184.74x = 79,748.88 × 15,739.64
  4. Step 4: Simplify right side
    53,184.74x = 1,255,218,661.60
  5. Step 5: Solve for x
    x = 1,255,218,661.60/53,184.74
  6. Step 6: Final answer
    x = 23,601.11

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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.