Home / 46,120.49-69,136.61-18,031.21

Finding the Fourth Proportional to 46,120.49, 69,136.61 and 18,031.21

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Solution

The fourth proportional to 46,120.49, 69,136.61 and 18,031.21 is: 27,029.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,120.49 : 69,136.61 = 18,031.21 : x
  2. Step 2: Convert to fraction form
    46,120.49/69,136.61 = 18,031.21/x
  3. Step 3: Cross multiply
    46,120.49x = 69,136.61 × 18,031.21
  4. Step 4: Simplify right side
    46,120.49x = 1,246,616,622.74
  5. Step 5: Solve for x
    x = 1,246,616,622.74/46,120.49
  6. Step 6: Final answer
    x = 27,029.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.