Home / 16,838.98-25,258.44-5,152.21

Finding the Fourth Proportional to 16,838.98, 25,258.44 and 5,152.21

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Solution

The fourth proportional to 16,838.98, 25,258.44 and 5,152.21 is: 7,728.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.98 : 25,258.44 = 5,152.21 : x
  2. Step 2: Convert to fraction form
    16,838.98/25,258.44 = 5,152.21/x
  3. Step 3: Cross multiply
    16,838.98x = 25,258.44 × 5,152.21
  4. Step 4: Simplify right side
    16,838.98x = 130,136,787.15
  5. Step 5: Solve for x
    x = 130,136,787.15/16,838.98
  6. Step 6: Final answer
    x = 7,728.31

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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.