Home / 30,611.04-45,862.17-12,802.44

Finding the Fourth Proportional to 30,611.04, 45,862.17 and 12,802.44

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Solution

The fourth proportional to 30,611.04, 45,862.17 and 12,802.44 is: 19,180.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,611.04 : 45,862.17 = 12,802.44 : x
  2. Step 2: Convert to fraction form
    30,611.04/45,862.17 = 12,802.44/x
  3. Step 3: Cross multiply
    30,611.04x = 45,862.17 × 12,802.44
  4. Step 4: Simplify right side
    30,611.04x = 587,147,679.69
  5. Step 5: Solve for x
    x = 587,147,679.69/30,611.04
  6. Step 6: Final answer
    x = 19,180.91

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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.