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Finding the Fourth Proportional to 14,345.92, 19,804.04 and 9,573.80

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Solution

The fourth proportional to 14,345.92, 19,804.04 and 9,573.80 is: 13,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345.92 : 19,804.04 = 9,573.80 : x
  2. Step 2: Convert to fraction form
    14,345.92/19,804.04 = 9,573.80/x
  3. Step 3: Cross multiply
    14,345.92x = 19,804.04 × 9,573.80
  4. Step 4: Simplify right side
    14,345.92x = 189,599,918.15
  5. Step 5: Solve for x
    x = 189,599,918.15/14,345.92
  6. Step 6: Final answer
    x = 13,216.30

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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.