Home / 18,949.08-28,426.86-5,800.08

Finding the Fourth Proportional to 18,949.08, 28,426.86 and 5,800.08

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Solution

The fourth proportional to 18,949.08, 28,426.86 and 5,800.08 is: 8,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,949.08 : 28,426.86 = 5,800.08 : x
  2. Step 2: Convert to fraction form
    18,949.08/28,426.86 = 5,800.08/x
  3. Step 3: Cross multiply
    18,949.08x = 28,426.86 × 5,800.08
  4. Step 4: Simplify right side
    18,949.08x = 164,878,062.15
  5. Step 5: Solve for x
    x = 164,878,062.15/18,949.08
  6. Step 6: Final answer
    x = 8,701.11

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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.