Home / 13,927.80-20,894.44-6,136.68

Finding the Fourth Proportional to 13,927.80, 20,894.44 and 6,136.68

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Solution

The fourth proportional to 13,927.80, 20,894.44 and 6,136.68 is: 9,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.80 : 20,894.44 = 6,136.68 : x
  2. Step 2: Convert to fraction form
    13,927.80/20,894.44 = 6,136.68/x
  3. Step 3: Cross multiply
    13,927.80x = 20,894.44 × 6,136.68
  4. Step 4: Simplify right side
    13,927.80x = 128,222,492.06
  5. Step 5: Solve for x
    x = 128,222,492.06/13,927.80
  6. Step 6: Final answer
    x = 9,206.23

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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.