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Finding the Fourth Proportional to 35,264.70, 53,211.20 and 33,897.69

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Solution

The fourth proportional to 35,264.70, 53,211.20 and 33,897.69 is: 51,148.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,264.70 : 53,211.20 = 33,897.69 : x
  2. Step 2: Convert to fraction form
    35,264.70/53,211.20 = 33,897.69/x
  3. Step 3: Cross multiply
    35,264.70x = 53,211.20 × 33,897.69
  4. Step 4: Simplify right side
    35,264.70x = 1,803,736,592.64
  5. Step 5: Solve for x
    x = 1,803,736,592.64/35,264.70
  6. Step 6: Final answer
    x = 51,148.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.