Home / 51,046.70-70,445.96-30,907.26

Finding the Fourth Proportional to 51,046.70, 70,445.96 and 30,907.26

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Solution

The fourth proportional to 51,046.70, 70,445.96 and 30,907.26 is: 42,652.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,046.70 : 70,445.96 = 30,907.26 : x
  2. Step 2: Convert to fraction form
    51,046.70/70,445.96 = 30,907.26/x
  3. Step 3: Cross multiply
    51,046.70x = 70,445.96 × 30,907.26
  4. Step 4: Simplify right side
    51,046.70x = 2,177,291,601.67
  5. Step 5: Solve for x
    x = 2,177,291,601.67/51,046.70
  6. Step 6: Final answer
    x = 42,652.94

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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.