Home / 26,649.07-39,966.64-7,924.06

Finding the Fourth Proportional to 26,649.07, 39,966.64 and 7,924.06

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Solution

The fourth proportional to 26,649.07, 39,966.64 and 7,924.06 is: 11,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649.07 : 39,966.64 = 7,924.06 : x
  2. Step 2: Convert to fraction form
    26,649.07/39,966.64 = 7,924.06/x
  3. Step 3: Cross multiply
    26,649.07x = 39,966.64 × 7,924.06
  4. Step 4: Simplify right side
    26,649.07x = 316,697,933.63
  5. Step 5: Solve for x
    x = 316,697,933.63/26,649.07
  6. Step 6: Final answer
    x = 11,884.02

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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.