Home / 34,271.70-51,395.40-12,085.80

Finding the Fourth Proportional to 34,271.70, 51,395.40 and 12,085.80

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Solution

The fourth proportional to 34,271.70, 51,395.40 and 12,085.80 is: 18,124.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,271.70 : 51,395.40 = 12,085.80 : x
  2. Step 2: Convert to fraction form
    34,271.70/51,395.40 = 12,085.80/x
  3. Step 3: Cross multiply
    34,271.70x = 51,395.40 × 12,085.80
  4. Step 4: Simplify right side
    34,271.70x = 621,154,525.32
  5. Step 5: Solve for x
    x = 621,154,525.32/34,271.70
  6. Step 6: Final answer
    x = 18,124.42

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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.