Home / 26,885.84-37,112.72-17,930.07

Finding the Fourth Proportional to 26,885.84, 37,112.72 and 17,930.07

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Solution

The fourth proportional to 26,885.84, 37,112.72 and 17,930.07 is: 24,750.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,885.84 : 37,112.72 = 17,930.07 : x
  2. Step 2: Convert to fraction form
    26,885.84/37,112.72 = 17,930.07/x
  3. Step 3: Cross multiply
    26,885.84x = 37,112.72 × 17,930.07
  4. Step 4: Simplify right side
    26,885.84x = 665,433,577.84
  5. Step 5: Solve for x
    x = 665,433,577.84/26,885.84
  6. Step 6: Final answer
    x = 24,750.34

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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.