Home / 25,257.19-34,855.16-13,927.09

Finding the Fourth Proportional to 25,257.19, 34,855.16 and 13,927.09

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Solution

The fourth proportional to 25,257.19, 34,855.16 and 13,927.09 is: 19,219.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,257.19 : 34,855.16 = 13,927.09 : x
  2. Step 2: Convert to fraction form
    25,257.19/34,855.16 = 13,927.09/x
  3. Step 3: Cross multiply
    25,257.19x = 34,855.16 × 13,927.09
  4. Step 4: Simplify right side
    25,257.19x = 485,430,950.28
  5. Step 5: Solve for x
    x = 485,430,950.28/25,257.19
  6. Step 6: Final answer
    x = 19,219.52

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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.