Home / 36,315.88-50,165.22-28,457.32

Finding the Fourth Proportional to 36,315.88, 50,165.22 and 28,457.32

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Solution

The fourth proportional to 36,315.88, 50,165.22 and 28,457.32 is: 39,309.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,315.88 : 50,165.22 = 28,457.32 : x
  2. Step 2: Convert to fraction form
    36,315.88/50,165.22 = 28,457.32/x
  3. Step 3: Cross multiply
    36,315.88x = 50,165.22 × 28,457.32
  4. Step 4: Simplify right side
    36,315.88x = 1,427,567,718.41
  5. Step 5: Solve for x
    x = 1,427,567,718.41/36,315.88
  6. Step 6: Final answer
    x = 39,309.74

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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.