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Finding the Fourth Proportional to 35,968.90, 53,953.26 and 9,673.64

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Solution

The fourth proportional to 35,968.90, 53,953.26 and 9,673.64 is: 14,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,968.90 : 53,953.26 = 9,673.64 : x
  2. Step 2: Convert to fraction form
    35,968.90/53,953.26 = 9,673.64/x
  3. Step 3: Cross multiply
    35,968.90x = 53,953.26 × 9,673.64
  4. Step 4: Simplify right side
    35,968.90x = 521,924,414.07
  5. Step 5: Solve for x
    x = 521,924,414.07/35,968.90
  6. Step 6: Final answer
    x = 14,510.44

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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.