Home / 63,284.76-87,336.21-36,431.13

Finding the Fourth Proportional to 63,284.76, 87,336.21 and 36,431.13

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Solution

The fourth proportional to 63,284.76, 87,336.21 and 36,431.13 is: 50,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,284.76 : 87,336.21 = 36,431.13 : x
  2. Step 2: Convert to fraction form
    63,284.76/87,336.21 = 36,431.13/x
  3. Step 3: Cross multiply
    63,284.76x = 87,336.21 × 36,431.13
  4. Step 4: Simplify right side
    63,284.76x = 3,181,756,820.22
  5. Step 5: Solve for x
    x = 3,181,756,820.22/63,284.76
  6. Step 6: Final answer
    x = 50,276.83

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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.