Home / 30,325.35-41,848.08-16,895.78

Finding the Fourth Proportional to 30,325.35, 41,848.08 and 16,895.78

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Solution

The fourth proportional to 30,325.35, 41,848.08 and 16,895.78 is: 23,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.35 : 41,848.08 = 16,895.78 : x
  2. Step 2: Convert to fraction form
    30,325.35/41,848.08 = 16,895.78/x
  3. Step 3: Cross multiply
    30,325.35x = 41,848.08 × 16,895.78
  4. Step 4: Simplify right side
    30,325.35x = 707,055,743.86
  5. Step 5: Solve for x
    x = 707,055,743.86/30,325.35
  6. Step 6: Final answer
    x = 23,315.67

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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.