Home / 19,855.94-29,730.54-10,476.44

Finding the Fourth Proportional to 19,855.94, 29,730.54 and 10,476.44

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Solution

The fourth proportional to 19,855.94, 29,730.54 and 10,476.44 is: 15,686.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,855.94 : 29,730.54 = 10,476.44 : x
  2. Step 2: Convert to fraction form
    19,855.94/29,730.54 = 10,476.44/x
  3. Step 3: Cross multiply
    19,855.94x = 29,730.54 × 10,476.44
  4. Step 4: Simplify right side
    19,855.94x = 311,470,220.60
  5. Step 5: Solve for x
    x = 311,470,220.60/19,855.94
  6. Step 6: Final answer
    x = 15,686.50

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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.