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Finding the Fourth Proportional to 26,856.00, 40,285.01 and 10,212.93

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Solution

The fourth proportional to 26,856.00, 40,285.01 and 10,212.93 is: 15,319.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,856.00 : 40,285.01 = 10,212.93 : x
  2. Step 2: Convert to fraction form
    26,856.00/40,285.01 = 10,212.93/x
  3. Step 3: Cross multiply
    26,856.00x = 40,285.01 × 10,212.93
  4. Step 4: Simplify right side
    26,856.00x = 411,427,734.69
  5. Step 5: Solve for x
    x = 411,427,734.69/26,856.00
  6. Step 6: Final answer
    x = 15,319.77

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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.