Home / 12,817.90-19,225.23-4,053.70

Finding the Fourth Proportional to 12,817.90, 19,225.23 and 4,053.70

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Solution

The fourth proportional to 12,817.90, 19,225.23 and 4,053.70 is: 6,080.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,817.90 : 19,225.23 = 4,053.70 : x
  2. Step 2: Convert to fraction form
    12,817.90/19,225.23 = 4,053.70/x
  3. Step 3: Cross multiply
    12,817.90x = 19,225.23 × 4,053.70
  4. Step 4: Simplify right side
    12,817.90x = 77,933,314.85
  5. Step 5: Solve for x
    x = 77,933,314.85/12,817.90
  6. Step 6: Final answer
    x = 6,080.04

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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.