Home / 28,244.02-42,366.35-8,522.75

Finding the Fourth Proportional to 28,244.02, 42,366.35 and 8,522.75

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Solution

The fourth proportional to 28,244.02, 42,366.35 and 8,522.75 is: 12,784.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.02 : 42,366.35 = 8,522.75 : x
  2. Step 2: Convert to fraction form
    28,244.02/42,366.35 = 8,522.75/x
  3. Step 3: Cross multiply
    28,244.02x = 42,366.35 × 8,522.75
  4. Step 4: Simplify right side
    28,244.02x = 361,077,618.94
  5. Step 5: Solve for x
    x = 361,077,618.94/28,244.02
  6. Step 6: Final answer
    x = 12,784.22

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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.