Home / 25,258.62-34,855.28-13,928.19

Finding the Fourth Proportional to 25,258.62, 34,855.28 and 13,928.19

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Solution

The fourth proportional to 25,258.62, 34,855.28 and 13,928.19 is: 19,220.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,258.62 : 34,855.28 = 13,928.19 : x
  2. Step 2: Convert to fraction form
    25,258.62/34,855.28 = 13,928.19/x
  3. Step 3: Cross multiply
    25,258.62x = 34,855.28 × 13,928.19
  4. Step 4: Simplify right side
    25,258.62x = 485,470,957.93
  5. Step 5: Solve for x
    x = 485,470,957.93/25,258.62
  6. Step 6: Final answer
    x = 19,220.01

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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.