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Finding the Fourth Proportional to 12,353.58, 17,044.20 and 7,048.08

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Solution

The fourth proportional to 12,353.58, 17,044.20 and 7,048.08 is: 9,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,353.58 : 17,044.20 = 7,048.08 : x
  2. Step 2: Convert to fraction form
    12,353.58/17,044.20 = 7,048.08/x
  3. Step 3: Cross multiply
    12,353.58x = 17,044.20 × 7,048.08
  4. Step 4: Simplify right side
    12,353.58x = 120,128,885.14
  5. Step 5: Solve for x
    x = 120,128,885.14/12,353.58
  6. Step 6: Final answer
    x = 9,724.22

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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.