Home / 14,217.24-21,328.36-4,855.06

Finding the Fourth Proportional to 14,217.24, 21,328.36 and 4,855.06

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Solution

The fourth proportional to 14,217.24, 21,328.36 and 4,855.06 is: 7,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.24 : 21,328.36 = 4,855.06 : x
  2. Step 2: Convert to fraction form
    14,217.24/21,328.36 = 4,855.06/x
  3. Step 3: Cross multiply
    14,217.24x = 21,328.36 × 4,855.06
  4. Step 4: Simplify right side
    14,217.24x = 103,550,460.41
  5. Step 5: Solve for x
    x = 103,550,460.41/14,217.24
  6. Step 6: Final answer
    x = 7,283.45

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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.