Home / 51,744.76-71,390.58-31,594.36

Finding the Fourth Proportional to 51,744.76, 71,390.58 and 31,594.36

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Solution

The fourth proportional to 51,744.76, 71,390.58 and 31,594.36 is: 43,589.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,744.76 : 71,390.58 = 31,594.36 : x
  2. Step 2: Convert to fraction form
    51,744.76/71,390.58 = 31,594.36/x
  3. Step 3: Cross multiply
    51,744.76x = 71,390.58 × 31,594.36
  4. Step 4: Simplify right side
    51,744.76x = 2,255,539,685.13
  5. Step 5: Solve for x
    x = 2,255,539,685.13/51,744.76
  6. Step 6: Final answer
    x = 43,589.72

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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.