Home / 51,019.13-70,441.44-31,907.18

Finding the Fourth Proportional to 51,019.13, 70,441.44 and 31,907.18

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Solution

The fourth proportional to 51,019.13, 70,441.44 and 31,907.18 is: 44,053.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,019.13 : 70,441.44 = 31,907.18 : x
  2. Step 2: Convert to fraction form
    51,019.13/70,441.44 = 31,907.18/x
  3. Step 3: Cross multiply
    51,019.13x = 70,441.44 × 31,907.18
  4. Step 4: Simplify right side
    51,019.13x = 2,247,587,705.54
  5. Step 5: Solve for x
    x = 2,247,587,705.54/51,019.13
  6. Step 6: Final answer
    x = 44,053.82

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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.