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Finding the Fourth Proportional to 25,610, 35,341.80 and 13,834

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Solution

The fourth proportional to 25,610, 35,341.80 and 13,834 is: 19,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610 : 35,341.80 = 13,834 : x
  2. Step 2: Convert to fraction form
    25,610/35,341.80 = 13,834/x
  3. Step 3: Cross multiply
    25,610x = 35,341.80 × 13,834
  4. Step 4: Simplify right side
    25,610x = 488,918,461.20
  5. Step 5: Solve for x
    x = 488,918,461.20/25,610
  6. Step 6: Final answer
    x = 19,090.92

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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.