Home / 28,827.16-43,240.75-8,836.72

Finding the Fourth Proportional to 28,827.16, 43,240.75 and 8,836.72

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Solution

The fourth proportional to 28,827.16, 43,240.75 and 8,836.72 is: 13,255.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,827.16 : 43,240.75 = 8,836.72 : x
  2. Step 2: Convert to fraction form
    28,827.16/43,240.75 = 8,836.72/x
  3. Step 3: Cross multiply
    28,827.16x = 43,240.75 × 8,836.72
  4. Step 4: Simplify right side
    28,827.16x = 382,106,335.78
  5. Step 5: Solve for x
    x = 382,106,335.78/28,827.16
  6. Step 6: Final answer
    x = 13,255.08

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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.