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Finding the Fourth Proportional to 35,365.77, 53,042.85 and 10,402.97

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Solution

The fourth proportional to 35,365.77, 53,042.85 and 10,402.97 is: 15,602.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,365.77 : 53,042.85 = 10,402.97 : x
  2. Step 2: Convert to fraction form
    35,365.77/53,042.85 = 10,402.97/x
  3. Step 3: Cross multiply
    35,365.77x = 53,042.85 × 10,402.97
  4. Step 4: Simplify right side
    35,365.77x = 551,802,912.05
  5. Step 5: Solve for x
    x = 551,802,912.05/35,365.77
  6. Step 6: Final answer
    x = 15,602.74

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1.5x scale

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.