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Finding the Fourth Proportional to 32,455.17, 44,788.02 and 18,308.01

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Solution

The fourth proportional to 32,455.17, 44,788.02 and 18,308.01 is: 25,264.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,455.17 : 44,788.02 = 18,308.01 : x
  2. Step 2: Convert to fraction form
    32,455.17/44,788.02 = 18,308.01/x
  3. Step 3: Cross multiply
    32,455.17x = 44,788.02 × 18,308.01
  4. Step 4: Simplify right side
    32,455.17x = 819,979,518.04
  5. Step 5: Solve for x
    x = 819,979,518.04/32,455.17
  6. Step 6: Final answer
    x = 25,264.99

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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.