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Finding the Fourth Proportional to 14,549.61, 21,852.09 and 9,041.44

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Solution

The fourth proportional to 14,549.61, 21,852.09 and 9,041.44 is: 13,579.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.61 : 21,852.09 = 9,041.44 : x
  2. Step 2: Convert to fraction form
    14,549.61/21,852.09 = 9,041.44/x
  3. Step 3: Cross multiply
    14,549.61x = 21,852.09 × 9,041.44
  4. Step 4: Simplify right side
    14,549.61x = 197,574,321.52
  5. Step 5: Solve for x
    x = 197,574,321.52/14,549.61
  6. Step 6: Final answer
    x = 13,579.36

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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.