Home / 34,031.35-46,964.41-18,718.55

Finding the Fourth Proportional to 34,031.35, 46,964.41 and 18,718.55

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Solution

The fourth proportional to 34,031.35, 46,964.41 and 18,718.55 is: 25,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,031.35 : 46,964.41 = 18,718.55 : x
  2. Step 2: Convert to fraction form
    34,031.35/46,964.41 = 18,718.55/x
  3. Step 3: Cross multiply
    34,031.35x = 46,964.41 × 18,718.55
  4. Step 4: Simplify right side
    34,031.35x = 879,105,469.20
  5. Step 5: Solve for x
    x = 879,105,469.20/34,031.35
  6. Step 6: Final answer
    x = 25,832.22

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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.