Home / 34,697.63-47,882.75-18,782.03

Finding the Fourth Proportional to 34,697.63, 47,882.75 and 18,782.03

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Solution

The fourth proportional to 34,697.63, 47,882.75 and 18,782.03 is: 25,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,697.63 : 47,882.75 = 18,782.03 : x
  2. Step 2: Convert to fraction form
    34,697.63/47,882.75 = 18,782.03/x
  3. Step 3: Cross multiply
    34,697.63x = 47,882.75 × 18,782.03
  4. Step 4: Simplify right side
    34,697.63x = 899,335,246.98
  5. Step 5: Solve for x
    x = 899,335,246.98/34,697.63
  6. Step 6: Final answer
    x = 25,919.21

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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.