Home / 53,181.69-79,776.63-15,741.16

Finding the Fourth Proportional to 53,181.69, 79,776.63 and 15,741.16

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Solution

The fourth proportional to 53,181.69, 79,776.63 and 15,741.16 is: 23,612.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,181.69 : 79,776.63 = 15,741.16 : x
  2. Step 2: Convert to fraction form
    53,181.69/79,776.63 = 15,741.16/x
  3. Step 3: Cross multiply
    53,181.69x = 79,776.63 × 15,741.16
  4. Step 4: Simplify right side
    53,181.69x = 1,255,776,438.62
  5. Step 5: Solve for x
    x = 1,255,776,438.62/53,181.69
  6. Step 6: Final answer
    x = 23,612.95

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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.