Home / 19,975.50-29,946.87-8,297.10

Finding the Fourth Proportional to 19,975.50, 29,946.87 and 8,297.10

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Solution

The fourth proportional to 19,975.50, 29,946.87 and 8,297.10 is: 12,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.50 : 29,946.87 = 8,297.10 : x
  2. Step 2: Convert to fraction form
    19,975.50/29,946.87 = 8,297.10/x
  3. Step 3: Cross multiply
    19,975.50x = 29,946.87 × 8,297.10
  4. Step 4: Simplify right side
    19,975.50x = 248,472,175.08
  5. Step 5: Solve for x
    x = 248,472,175.08/19,975.50
  6. Step 6: Final answer
    x = 12,438.85

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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.