Home / 30,941.39-42,699.17-16,794.24

Finding the Fourth Proportional to 30,941.39, 42,699.17 and 16,794.24

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Solution

The fourth proportional to 30,941.39, 42,699.17 and 16,794.24 is: 23,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941.39 : 42,699.17 = 16,794.24 : x
  2. Step 2: Convert to fraction form
    30,941.39/42,699.17 = 16,794.24/x
  3. Step 3: Cross multiply
    30,941.39x = 42,699.17 × 16,794.24
  4. Step 4: Simplify right side
    30,941.39x = 717,100,024.81
  5. Step 5: Solve for x
    x = 717,100,024.81/30,941.39
  6. Step 6: Final answer
    x = 23,176.08

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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.