Home / 35,131.47-52,697.89-12,933.42

Finding the Fourth Proportional to 35,131.47, 52,697.89 and 12,933.42

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Solution

The fourth proportional to 35,131.47, 52,697.89 and 12,933.42 is: 19,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.47 : 52,697.89 = 12,933.42 : x
  2. Step 2: Convert to fraction form
    35,131.47/52,697.89 = 12,933.42/x
  3. Step 3: Cross multiply
    35,131.47x = 52,697.89 × 12,933.42
  4. Step 4: Simplify right side
    35,131.47x = 681,563,780.41
  5. Step 5: Solve for x
    x = 681,563,780.41/35,131.47
  6. Step 6: Final answer
    x = 19,400.38

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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.