Home / 30,386.63-41,932.46-16,960.17

Finding the Fourth Proportional to 30,386.63, 41,932.46 and 16,960.17

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Solution

The fourth proportional to 30,386.63, 41,932.46 and 16,960.17 is: 23,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,386.63 : 41,932.46 = 16,960.17 : x
  2. Step 2: Convert to fraction form
    30,386.63/41,932.46 = 16,960.17/x
  3. Step 3: Cross multiply
    30,386.63x = 41,932.46 × 16,960.17
  4. Step 4: Simplify right side
    30,386.63x = 711,181,565.32
  5. Step 5: Solve for x
    x = 711,181,565.32/30,386.63
  6. Step 6: Final answer
    x = 23,404.43

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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.