Home / 51,597.47-71,203.86-28,942.18

Finding the Fourth Proportional to 51,597.47, 71,203.86 and 28,942.18

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Solution

The fourth proportional to 51,597.47, 71,203.86 and 28,942.18 is: 39,939.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,597.47 : 71,203.86 = 28,942.18 : x
  2. Step 2: Convert to fraction form
    51,597.47/71,203.86 = 28,942.18/x
  3. Step 3: Cross multiply
    51,597.47x = 71,203.86 × 28,942.18
  4. Step 4: Simplify right side
    51,597.47x = 2,060,794,754.81
  5. Step 5: Solve for x
    x = 2,060,794,754.81/51,597.47
  6. Step 6: Final answer
    x = 39,939.84

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1.5x scale

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.