Home / 25,255.19-34,852.40-13,925.09

Finding the Fourth Proportional to 25,255.19, 34,852.40 and 13,925.09

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Solution

The fourth proportional to 25,255.19, 34,852.40 and 13,925.09 is: 19,216.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.19 : 34,852.40 = 13,925.09 : x
  2. Step 2: Convert to fraction form
    25,255.19/34,852.40 = 13,925.09/x
  3. Step 3: Cross multiply
    25,255.19x = 34,852.40 × 13,925.09
  4. Step 4: Simplify right side
    25,255.19x = 485,322,806.72
  5. Step 5: Solve for x
    x = 485,322,806.72/25,255.19
  6. Step 6: Final answer
    x = 19,216.76

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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.