Home / 51,329.48-70,833.96-28,668.87

Finding the Fourth Proportional to 51,329.48, 70,833.96 and 28,668.87

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Solution

The fourth proportional to 51,329.48, 70,833.96 and 28,668.87 is: 39,562.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,329.48 : 70,833.96 = 28,668.87 : x
  2. Step 2: Convert to fraction form
    51,329.48/70,833.96 = 28,668.87/x
  3. Step 3: Cross multiply
    51,329.48x = 70,833.96 × 28,668.87
  4. Step 4: Simplify right side
    51,329.48x = 2,030,729,590.83
  5. Step 5: Solve for x
    x = 2,030,729,590.83/51,329.48
  6. Step 6: Final answer
    x = 39,562.64

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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.