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Finding the Fourth Proportional to 14,388.01, 21,582.08 and 5,027.98

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Solution

The fourth proportional to 14,388.01, 21,582.08 and 5,027.98 is: 7,541.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,388.01 : 21,582.08 = 5,027.98 : x
  2. Step 2: Convert to fraction form
    14,388.01/21,582.08 = 5,027.98/x
  3. Step 3: Cross multiply
    14,388.01x = 21,582.08 × 5,027.98
  4. Step 4: Simplify right side
    14,388.01x = 108,514,266.60
  5. Step 5: Solve for x
    x = 108,514,266.60/14,388.01
  6. Step 6: Final answer
    x = 7,541.99

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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.