Home / 16,927.95-25,401.66-13,219.77

Finding the Fourth Proportional to 16,927.95, 25,401.66 and 13,219.77

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Solution

The fourth proportional to 16,927.95, 25,401.66 and 13,219.77 is: 19,837.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927.95 : 25,401.66 = 13,219.77 : x
  2. Step 2: Convert to fraction form
    16,927.95/25,401.66 = 13,219.77/x
  3. Step 3: Cross multiply
    16,927.95x = 25,401.66 × 13,219.77
  4. Step 4: Simplify right side
    16,927.95x = 335,804,102.82
  5. Step 5: Solve for x
    x = 335,804,102.82/16,927.95
  6. Step 6: Final answer
    x = 19,837.26

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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.