Home / 35,959.05-49,626.12-20,856.87

Finding the Fourth Proportional to 35,959.05, 49,626.12 and 20,856.87

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Solution

The fourth proportional to 35,959.05, 49,626.12 and 20,856.87 is: 28,784.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,959.05 : 49,626.12 = 20,856.87 : x
  2. Step 2: Convert to fraction form
    35,959.05/49,626.12 = 20,856.87/x
  3. Step 3: Cross multiply
    35,959.05x = 49,626.12 × 20,856.87
  4. Step 4: Simplify right side
    35,959.05x = 1,035,045,533.44
  5. Step 5: Solve for x
    x = 1,035,045,533.44/35,959.05
  6. Step 6: Final answer
    x = 28,784.01

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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.