Home / 34,609.13-47,757.35-19,499.30

Finding the Fourth Proportional to 34,609.13, 47,757.35 and 19,499.30

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Solution

The fourth proportional to 34,609.13, 47,757.35 and 19,499.30 is: 26,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,609.13 : 47,757.35 = 19,499.30 : x
  2. Step 2: Convert to fraction form
    34,609.13/47,757.35 = 19,499.30/x
  3. Step 3: Cross multiply
    34,609.13x = 47,757.35 × 19,499.30
  4. Step 4: Simplify right side
    34,609.13x = 931,234,894.86
  5. Step 5: Solve for x
    x = 931,234,894.86/34,609.13
  6. Step 6: Final answer
    x = 26,907.20

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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.