Home / 30,325.14-41,848.78-17,580.80

Finding the Fourth Proportional to 30,325.14, 41,848.78 and 17,580.80

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Solution

The fourth proportional to 30,325.14, 41,848.78 and 17,580.80 is: 24,261.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.14 : 41,848.78 = 17,580.80 : x
  2. Step 2: Convert to fraction form
    30,325.14/41,848.78 = 17,580.80/x
  3. Step 3: Cross multiply
    30,325.14x = 41,848.78 × 17,580.80
  4. Step 4: Simplify right side
    30,325.14x = 735,735,031.42
  5. Step 5: Solve for x
    x = 735,735,031.42/30,325.14
  6. Step 6: Final answer
    x = 24,261.55

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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.