Home / 51,941.94-71,679.90-28,068.62

Finding the Fourth Proportional to 51,941.94, 71,679.90 and 28,068.62

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Solution

The fourth proportional to 51,941.94, 71,679.90 and 28,068.62 is: 38,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,941.94 : 71,679.90 = 28,068.62 : x
  2. Step 2: Convert to fraction form
    51,941.94/71,679.90 = 28,068.62/x
  3. Step 3: Cross multiply
    51,941.94x = 71,679.90 × 28,068.62
  4. Step 4: Simplify right side
    51,941.94x = 2,011,955,516.34
  5. Step 5: Solve for x
    x = 2,011,955,516.34/51,941.94
  6. Step 6: Final answer
    x = 38,734.70

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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.