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Finding the Fourth Proportional to 35,967.39, 53,975.39 and 12,594.03

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Solution

The fourth proportional to 35,967.39, 53,975.39 and 12,594.03 is: 18,899.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,967.39 : 53,975.39 = 12,594.03 : x
  2. Step 2: Convert to fraction form
    35,967.39/53,975.39 = 12,594.03/x
  3. Step 3: Cross multiply
    35,967.39x = 53,975.39 × 12,594.03
  4. Step 4: Simplify right side
    35,967.39x = 679,767,617.95
  5. Step 5: Solve for x
    x = 679,767,617.95/35,967.39
  6. Step 6: Final answer
    x = 18,899.55

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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.