Home / 26,005.95-35,892.59-15,401.43

Finding the Fourth Proportional to 26,005.95, 35,892.59 and 15,401.43

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Solution

The fourth proportional to 26,005.95, 35,892.59 and 15,401.43 is: 21,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,005.95 : 35,892.59 = 15,401.43 : x
  2. Step 2: Convert to fraction form
    26,005.95/35,892.59 = 15,401.43/x
  3. Step 3: Cross multiply
    26,005.95x = 35,892.59 × 15,401.43
  4. Step 4: Simplify right side
    26,005.95x = 552,797,135.40
  5. Step 5: Solve for x
    x = 552,797,135.40/26,005.95
  6. Step 6: Final answer
    x = 21,256.56

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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.