Home / 14,208.54-19,605.56-8,238.98

Finding the Fourth Proportional to 14,208.54, 19,605.56 and 8,238.98

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Solution

The fourth proportional to 14,208.54, 19,605.56 and 8,238.98 is: 11,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.54 : 19,605.56 = 8,238.98 : x
  2. Step 2: Convert to fraction form
    14,208.54/19,605.56 = 8,238.98/x
  3. Step 3: Cross multiply
    14,208.54x = 19,605.56 × 8,238.98
  4. Step 4: Simplify right side
    14,208.54x = 161,529,677.51
  5. Step 5: Solve for x
    x = 161,529,677.51/14,208.54
  6. Step 6: Final answer
    x = 11,368.49

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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.