Home / 26,460.60-39,682.70-10,664.99

Finding the Fourth Proportional to 26,460.60, 39,682.70 and 10,664.99

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Solution

The fourth proportional to 26,460.60, 39,682.70 and 10,664.99 is: 15,994.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,460.60 : 39,682.70 = 10,664.99 : x
  2. Step 2: Convert to fraction form
    26,460.60/39,682.70 = 10,664.99/x
  3. Step 3: Cross multiply
    26,460.60x = 39,682.70 × 10,664.99
  4. Step 4: Simplify right side
    26,460.60x = 423,215,598.67
  5. Step 5: Solve for x
    x = 423,215,598.67/26,460.60
  6. Step 6: Final answer
    x = 15,994.18

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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.