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Finding the Fourth Proportional to 26,593.37, 39,875.94 and 7,870.82

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Solution

The fourth proportional to 26,593.37, 39,875.94 and 7,870.82 is: 11,802.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,593.37 : 39,875.94 = 7,870.82 : x
  2. Step 2: Convert to fraction form
    26,593.37/39,875.94 = 7,870.82/x
  3. Step 3: Cross multiply
    26,593.37x = 39,875.94 × 7,870.82
  4. Step 4: Simplify right side
    26,593.37x = 313,856,346.07
  5. Step 5: Solve for x
    x = 313,856,346.07/26,593.37
  6. Step 6: Final answer
    x = 11,802.05

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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.