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Finding the Fourth Proportional to 14,468.23, 21,677.59 and 7,899.04

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Solution

The fourth proportional to 14,468.23, 21,677.59 and 7,899.04 is: 11,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.23 : 21,677.59 = 7,899.04 : x
  2. Step 2: Convert to fraction form
    14,468.23/21,677.59 = 7,899.04/x
  3. Step 3: Cross multiply
    14,468.23x = 21,677.59 × 7,899.04
  4. Step 4: Simplify right side
    14,468.23x = 171,232,150.51
  5. Step 5: Solve for x
    x = 171,232,150.51/14,468.23
  6. Step 6: Final answer
    x = 11,835.04

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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.