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Finding the Fourth Proportional to 14,014, 19,339.56 and 9,054.64

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Solution

The fourth proportional to 14,014, 19,339.56 and 9,054.64 is: 12,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014 : 19,339.56 = 9,054.64 : x
  2. Step 2: Convert to fraction form
    14,014/19,339.56 = 9,054.64/x
  3. Step 3: Cross multiply
    14,014x = 19,339.56 × 9,054.64
  4. Step 4: Simplify right side
    14,014x = 175,112,753.56
  5. Step 5: Solve for x
    x = 175,112,753.56/14,014
  6. Step 6: Final answer
    x = 12,495.56

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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.