Home / 14,415.51-21,625.54-3,885.94

Finding the Fourth Proportional to 14,415.51, 21,625.54 and 3,885.94

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Solution

The fourth proportional to 14,415.51, 21,625.54 and 3,885.94 is: 5,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415.51 : 21,625.54 = 3,885.94 : x
  2. Step 2: Convert to fraction form
    14,415.51/21,625.54 = 3,885.94/x
  3. Step 3: Cross multiply
    14,415.51x = 21,625.54 × 3,885.94
  4. Step 4: Simplify right side
    14,415.51x = 84,035,550.91
  5. Step 5: Solve for x
    x = 84,035,550.91/14,415.51
  6. Step 6: Final answer
    x = 5,829.52

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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.