Home / 19,327.37-29,122.69-15,894.28

Finding the Fourth Proportional to 19,327.37, 29,122.69 and 15,894.28

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Solution

The fourth proportional to 19,327.37, 29,122.69 and 15,894.28 is: 23,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.37 : 29,122.69 = 15,894.28 : x
  2. Step 2: Convert to fraction form
    19,327.37/29,122.69 = 15,894.28/x
  3. Step 3: Cross multiply
    19,327.37x = 29,122.69 × 15,894.28
  4. Step 4: Simplify right side
    19,327.37x = 462,883,964.13
  5. Step 5: Solve for x
    x = 462,883,964.13/19,327.37
  6. Step 6: Final answer
    x = 23,949.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.