Home / 30,322.28-41,844.74-16,894.40

Finding the Fourth Proportional to 30,322.28, 41,844.74 and 16,894.40

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Solution

The fourth proportional to 30,322.28, 41,844.74 and 16,894.40 is: 23,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,322.28 : 41,844.74 = 16,894.40 : x
  2. Step 2: Convert to fraction form
    30,322.28/41,844.74 = 16,894.40/x
  3. Step 3: Cross multiply
    30,322.28x = 41,844.74 × 16,894.40
  4. Step 4: Simplify right side
    30,322.28x = 706,941,481.76
  5. Step 5: Solve for x
    x = 706,941,481.76/30,322.28
  6. Step 6: Final answer
    x = 23,314.26

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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.