Home / 30,924.59-42,678.23-17,497.22

Finding the Fourth Proportional to 30,924.59, 42,678.23 and 17,497.22

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Solution

The fourth proportional to 30,924.59, 42,678.23 and 17,497.22 is: 24,147.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.59 : 42,678.23 = 17,497.22 : x
  2. Step 2: Convert to fraction form
    30,924.59/42,678.23 = 17,497.22/x
  3. Step 3: Cross multiply
    30,924.59x = 42,678.23 × 17,497.22
  4. Step 4: Simplify right side
    30,924.59x = 746,750,078.64
  5. Step 5: Solve for x
    x = 746,750,078.64/30,924.59
  6. Step 6: Final answer
    x = 24,147.46

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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.