Home / 37,425.22-51,646.98-20,429.84

Finding the Fourth Proportional to 37,425.22, 51,646.98 and 20,429.84

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Solution

The fourth proportional to 37,425.22, 51,646.98 and 20,429.84 is: 28,193.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,425.22 : 51,646.98 = 20,429.84 : x
  2. Step 2: Convert to fraction form
    37,425.22/51,646.98 = 20,429.84/x
  3. Step 3: Cross multiply
    37,425.22x = 51,646.98 × 20,429.84
  4. Step 4: Simplify right side
    37,425.22x = 1,055,139,453.10
  5. Step 5: Solve for x
    x = 1,055,139,453.10/37,425.22
  6. Step 6: Final answer
    x = 28,193.27

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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.