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Finding the Fourth Proportional to 35,148.40, 52,677.80 and 14,348.40

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Solution

The fourth proportional to 35,148.40, 52,677.80 and 14,348.40 is: 21,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,148.40 : 52,677.80 = 14,348.40 : x
  2. Step 2: Convert to fraction form
    35,148.40/52,677.80 = 14,348.40/x
  3. Step 3: Cross multiply
    35,148.40x = 52,677.80 × 14,348.40
  4. Step 4: Simplify right side
    35,148.40x = 755,842,145.52
  5. Step 5: Solve for x
    x = 755,842,145.52/35,148.40
  6. Step 6: Final answer
    x = 21,504.31

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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.