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Finding the Fourth Proportional to 25,070.34, 34,597.08 and 13,892.34

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Solution

The fourth proportional to 25,070.34, 34,597.08 and 13,892.34 is: 19,171.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,070.34 : 34,597.08 = 13,892.34 : x
  2. Step 2: Convert to fraction form
    25,070.34/34,597.08 = 13,892.34/x
  3. Step 3: Cross multiply
    25,070.34x = 34,597.08 × 13,892.34
  4. Step 4: Simplify right side
    25,070.34x = 480,634,398.37
  5. Step 5: Solve for x
    x = 480,634,398.37/25,070.34
  6. Step 6: Final answer
    x = 19,171.44

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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.