Home / 25,154.11-34,712.58-13,824.37

Finding the Fourth Proportional to 25,154.11, 34,712.58 and 13,824.37

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Solution

The fourth proportional to 25,154.11, 34,712.58 and 13,824.37 is: 19,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.11 : 34,712.58 = 13,824.37 : x
  2. Step 2: Convert to fraction form
    25,154.11/34,712.58 = 13,824.37/x
  3. Step 3: Cross multiply
    25,154.11x = 34,712.58 × 13,824.37
  4. Step 4: Simplify right side
    25,154.11x = 479,879,549.57
  5. Step 5: Solve for x
    x = 479,879,549.57/25,154.11
  6. Step 6: Final answer
    x = 19,077.58

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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.