Home / 30,097.79-41,531.53-16,665.66

Finding the Fourth Proportional to 30,097.79, 41,531.53 and 16,665.66

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Solution

The fourth proportional to 30,097.79, 41,531.53 and 16,665.66 is: 22,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,097.79 : 41,531.53 = 16,665.66 : x
  2. Step 2: Convert to fraction form
    30,097.79/41,531.53 = 16,665.66/x
  3. Step 3: Cross multiply
    30,097.79x = 41,531.53 × 16,665.66
  4. Step 4: Simplify right side
    30,097.79x = 692,150,358.26
  5. Step 5: Solve for x
    x = 692,150,358.26/30,097.79
  6. Step 6: Final answer
    x = 22,996.72

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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.