Home / 37,530.07-51,789.63-20,534.65

Finding the Fourth Proportional to 37,530.07, 51,789.63 and 20,534.65

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Solution

The fourth proportional to 37,530.07, 51,789.63 and 20,534.65 is: 28,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,530.07 : 51,789.63 = 20,534.65 : x
  2. Step 2: Convert to fraction form
    37,530.07/51,789.63 = 20,534.65/x
  3. Step 3: Cross multiply
    37,530.07x = 51,789.63 × 20,534.65
  4. Step 4: Simplify right side
    37,530.07x = 1,063,481,925.68
  5. Step 5: Solve for x
    x = 1,063,481,925.68/37,530.07
  6. Step 6: Final answer
    x = 28,336.80

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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.