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Finding the Fourth Proportional to 14,342.03, 19,784.03 and 13,327.22

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Solution

The fourth proportional to 14,342.03, 19,784.03 and 13,327.22 is: 18,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.03 : 19,784.03 = 13,327.22 : x
  2. Step 2: Convert to fraction form
    14,342.03/19,784.03 = 13,327.22/x
  3. Step 3: Cross multiply
    14,342.03x = 19,784.03 × 13,327.22
  4. Step 4: Simplify right side
    14,342.03x = 263,666,054.69
  5. Step 5: Solve for x
    x = 263,666,054.69/14,342.03
  6. Step 6: Final answer
    x = 18,384.15

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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.