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Finding the Fourth Proportional to 35,695.04, 53,575.80 and 18,178.04

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Solution

The fourth proportional to 35,695.04, 53,575.80 and 18,178.04 is: 27,283.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,695.04 : 53,575.80 = 18,178.04 : x
  2. Step 2: Convert to fraction form
    35,695.04/53,575.80 = 18,178.04/x
  3. Step 3: Cross multiply
    35,695.04x = 53,575.80 × 18,178.04
  4. Step 4: Simplify right side
    35,695.04x = 973,903,035.43
  5. Step 5: Solve for x
    x = 973,903,035.43/35,695.04
  6. Step 6: Final answer
    x = 27,283.99

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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.