Home / 50,946.78-70,303.02-28,283.96

Finding the Fourth Proportional to 50,946.78, 70,303.02 and 28,283.96

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Solution

The fourth proportional to 50,946.78, 70,303.02 and 28,283.96 is: 39,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,946.78 : 70,303.02 = 28,283.96 : x
  2. Step 2: Convert to fraction form
    50,946.78/70,303.02 = 28,283.96/x
  3. Step 3: Cross multiply
    50,946.78x = 70,303.02 × 28,283.96
  4. Step 4: Simplify right side
    50,946.78x = 1,988,447,805.56
  5. Step 5: Solve for x
    x = 1,988,447,805.56/50,946.78
  6. Step 6: Final answer
    x = 39,029.90

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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.