Home / 30,844.57-42,565.53-16,697.42

Finding the Fourth Proportional to 30,844.57, 42,565.53 and 16,697.42

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Solution

The fourth proportional to 30,844.57, 42,565.53 and 16,697.42 is: 23,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,844.57 : 42,565.53 = 16,697.42 : x
  2. Step 2: Convert to fraction form
    30,844.57/42,565.53 = 16,697.42/x
  3. Step 3: Cross multiply
    30,844.57x = 42,565.53 × 16,697.42
  4. Step 4: Simplify right side
    30,844.57x = 710,734,531.93
  5. Step 5: Solve for x
    x = 710,734,531.93/30,844.57
  6. Step 6: Final answer
    x = 23,042.45

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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.