Home / 28,244.29-42,366.72-8,523.01

Finding the Fourth Proportional to 28,244.29, 42,366.72 and 8,523.01

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Solution

The fourth proportional to 28,244.29, 42,366.72 and 8,523.01 is: 12,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.29 : 42,366.72 = 8,523.01 : x
  2. Step 2: Convert to fraction form
    28,244.29/42,366.72 = 8,523.01/x
  3. Step 3: Cross multiply
    28,244.29x = 42,366.72 × 8,523.01
  4. Step 4: Simplify right side
    28,244.29x = 361,091,978.23
  5. Step 5: Solve for x
    x = 361,091,978.23/28,244.29
  6. Step 6: Final answer
    x = 12,784.60

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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.