Home / 52,711.72-72,741.88-30,051.66

Finding the Fourth Proportional to 52,711.72, 72,741.88 and 30,051.66

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Solution

The fourth proportional to 52,711.72, 72,741.88 and 30,051.66 is: 41,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.72 : 72,741.88 = 30,051.66 : x
  2. Step 2: Convert to fraction form
    52,711.72/72,741.88 = 30,051.66/x
  3. Step 3: Cross multiply
    52,711.72x = 72,741.88 × 30,051.66
  4. Step 4: Simplify right side
    52,711.72x = 2,186,014,245.52
  5. Step 5: Solve for x
    x = 2,186,014,245.52/52,711.72
  6. Step 6: Final answer
    x = 41,471.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.