Home / 51,313.80-70,809.48-29,793.72

Finding the Fourth Proportional to 51,313.80, 70,809.48 and 29,793.72

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Solution

The fourth proportional to 51,313.80, 70,809.48 and 29,793.72 is: 41,113.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,313.80 : 70,809.48 = 29,793.72 : x
  2. Step 2: Convert to fraction form
    51,313.80/70,809.48 = 29,793.72/x
  3. Step 3: Cross multiply
    51,313.80x = 70,809.48 × 29,793.72
  4. Step 4: Simplify right side
    51,313.80x = 2,109,677,820.47
  5. Step 5: Solve for x
    x = 2,109,677,820.47/51,313.80
  6. Step 6: Final answer
    x = 41,113.26

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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.