Home / 19,703.97-29,533.28-8,608.05

Finding the Fourth Proportional to 19,703.97, 29,533.28 and 8,608.05

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Solution

The fourth proportional to 19,703.97, 29,533.28 and 8,608.05 is: 12,902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.97 : 29,533.28 = 8,608.05 : x
  2. Step 2: Convert to fraction form
    19,703.97/29,533.28 = 8,608.05/x
  3. Step 3: Cross multiply
    19,703.97x = 29,533.28 × 8,608.05
  4. Step 4: Simplify right side
    19,703.97x = 254,223,907.86
  5. Step 5: Solve for x
    x = 254,223,907.86/19,703.97
  6. Step 6: Final answer
    x = 12,902.17

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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.