Home / 14,238.99-21,343.62-4,876.25

Finding the Fourth Proportional to 14,238.99, 21,343.62 and 4,876.25

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Solution

The fourth proportional to 14,238.99, 21,343.62 and 4,876.25 is: 7,309.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238.99 : 21,343.62 = 4,876.25 : x
  2. Step 2: Convert to fraction form
    14,238.99/21,343.62 = 4,876.25/x
  3. Step 3: Cross multiply
    14,238.99x = 21,343.62 × 4,876.25
  4. Step 4: Simplify right side
    14,238.99x = 104,076,827.03
  5. Step 5: Solve for x
    x = 104,076,827.03/14,238.99
  6. Step 6: Final answer
    x = 7,309.28

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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.