Home / 50,871.41-70,201.23-28,210.04

Finding the Fourth Proportional to 50,871.41, 70,201.23 and 28,210.04

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Solution

The fourth proportional to 50,871.41, 70,201.23 and 28,210.04 is: 38,929.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,871.41 : 70,201.23 = 28,210.04 : x
  2. Step 2: Convert to fraction form
    50,871.41/70,201.23 = 28,210.04/x
  3. Step 3: Cross multiply
    50,871.41x = 70,201.23 × 28,210.04
  4. Step 4: Simplify right side
    50,871.41x = 1,980,379,155.34
  5. Step 5: Solve for x
    x = 1,980,379,155.34/50,871.41
  6. Step 6: Final answer
    x = 38,929.12

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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.