Home / 14,511.06-20,022.93-8,225.46

Finding the Fourth Proportional to 14,511.06, 20,022.93 and 8,225.46

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Solution

The fourth proportional to 14,511.06, 20,022.93 and 8,225.46 is: 11,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.06 : 20,022.93 = 8,225.46 : x
  2. Step 2: Convert to fraction form
    14,511.06/20,022.93 = 8,225.46/x
  3. Step 3: Cross multiply
    14,511.06x = 20,022.93 × 8,225.46
  4. Step 4: Simplify right side
    14,511.06x = 164,697,809.80
  5. Step 5: Solve for x
    x = 164,697,809.80/14,511.06
  6. Step 6: Final answer
    x = 11,349.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.