Home / 10,020.08-13,826.52-5,827.76

Finding the Fourth Proportional to 10,020.08, 13,826.52 and 5,827.76

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Solution

The fourth proportional to 10,020.08, 13,826.52 and 5,827.76 is: 8,041.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.08 : 13,826.52 = 5,827.76 : x
  2. Step 2: Convert to fraction form
    10,020.08/13,826.52 = 5,827.76/x
  3. Step 3: Cross multiply
    10,020.08x = 13,826.52 × 5,827.76
  4. Step 4: Simplify right side
    10,020.08x = 80,577,640.20
  5. Step 5: Solve for x
    x = 80,577,640.20/10,020.08
  6. Step 6: Final answer
    x = 8,041.62

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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.