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Finding the Fourth Proportional to 35,473.66, 53,215.95 and 12,094.63

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Solution

The fourth proportional to 35,473.66, 53,215.95 and 12,094.63 is: 18,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,473.66 : 53,215.95 = 12,094.63 : x
  2. Step 2: Convert to fraction form
    35,473.66/53,215.95 = 12,094.63/x
  3. Step 3: Cross multiply
    35,473.66x = 53,215.95 × 12,094.63
  4. Step 4: Simplify right side
    35,473.66x = 643,627,225.35
  5. Step 5: Solve for x
    x = 643,627,225.35/35,473.66
  6. Step 6: Final answer
    x = 18,143.81

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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.