Home / 34,255.13-47,271.92-19,147.77

Finding the Fourth Proportional to 34,255.13, 47,271.92 and 19,147.77

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Solution

The fourth proportional to 34,255.13, 47,271.92 and 19,147.77 is: 26,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.13 : 47,271.92 = 19,147.77 : x
  2. Step 2: Convert to fraction form
    34,255.13/47,271.92 = 19,147.77/x
  3. Step 3: Cross multiply
    34,255.13x = 47,271.92 × 19,147.77
  4. Step 4: Simplify right side
    34,255.13x = 905,151,755.88
  5. Step 5: Solve for x
    x = 905,151,755.88/34,255.13
  6. Step 6: Final answer
    x = 26,423.83

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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.