Home / 28,000.20-41,963.22-20,570.16

Finding the Fourth Proportional to 28,000.20, 41,963.22 and 20,570.16

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Solution

The fourth proportional to 28,000.20, 41,963.22 and 20,570.16 is: 30,828.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000.20 : 41,963.22 = 20,570.16 : x
  2. Step 2: Convert to fraction form
    28,000.20/41,963.22 = 20,570.16/x
  3. Step 3: Cross multiply
    28,000.20x = 41,963.22 × 20,570.16
  4. Step 4: Simplify right side
    28,000.20x = 863,190,149.52
  5. Step 5: Solve for x
    x = 863,190,149.52/28,000.20
  6. Step 6: Final answer
    x = 30,828.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.