Home / 45,262.46-62,421.32-28,268.26

Finding the Fourth Proportional to 45,262.46, 62,421.32 and 28,268.26

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Solution

The fourth proportional to 45,262.46, 62,421.32 and 28,268.26 is: 38,984.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,262.46 : 62,421.32 = 28,268.26 : x
  2. Step 2: Convert to fraction form
    45,262.46/62,421.32 = 28,268.26/x
  3. Step 3: Cross multiply
    45,262.46x = 62,421.32 × 28,268.26
  4. Step 4: Simplify right side
    45,262.46x = 1,764,541,649.86
  5. Step 5: Solve for x
    x = 1,764,541,649.86/45,262.46
  6. Step 6: Final answer
    x = 38,984.66

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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.