Home / 52,260.85-72,120.15-30,751.41

Finding the Fourth Proportional to 52,260.85, 72,120.15 and 30,751.41

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Solution

The fourth proportional to 52,260.85, 72,120.15 and 30,751.41 is: 42,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,260.85 : 72,120.15 = 30,751.41 : x
  2. Step 2: Convert to fraction form
    52,260.85/72,120.15 = 30,751.41/x
  3. Step 3: Cross multiply
    52,260.85x = 72,120.15 × 30,751.41
  4. Step 4: Simplify right side
    52,260.85x = 2,217,796,405.33
  5. Step 5: Solve for x
    x = 2,217,796,405.33/52,260.85
  6. Step 6: Final answer
    x = 42,437.05

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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.