Home / 48,326.50-66,690.69-28,197.22

Finding the Fourth Proportional to 48,326.50, 66,690.69 and 28,197.22

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Solution

The fourth proportional to 48,326.50, 66,690.69 and 28,197.22 is: 38,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,326.50 : 66,690.69 = 28,197.22 : x
  2. Step 2: Convert to fraction form
    48,326.50/66,690.69 = 28,197.22/x
  3. Step 3: Cross multiply
    48,326.50x = 66,690.69 × 28,197.22
  4. Step 4: Simplify right side
    48,326.50x = 1,880,492,057.88
  5. Step 5: Solve for x
    x = 1,880,492,057.88/48,326.50
  6. Step 6: Final answer
    x = 38,912.23

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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.