Home / 30,844.60-42,565.50-16,697.44

Finding the Fourth Proportional to 30,844.60, 42,565.50 and 16,697.44

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Solution

The fourth proportional to 30,844.60, 42,565.50 and 16,697.44 is: 23,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,844.60 : 42,565.50 = 16,697.44 : x
  2. Step 2: Convert to fraction form
    30,844.60/42,565.50 = 16,697.44/x
  3. Step 3: Cross multiply
    30,844.60x = 42,565.50 × 16,697.44
  4. Step 4: Simplify right side
    30,844.60x = 710,734,882.32
  5. Step 5: Solve for x
    x = 710,734,882.32/30,844.60
  6. Step 6: Final answer
    x = 23,042.44

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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.