Home / 33,075.02-45,644.56-18,932.42

Finding the Fourth Proportional to 33,075.02, 45,644.56 and 18,932.42

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Solution

The fourth proportional to 33,075.02, 45,644.56 and 18,932.42 is: 26,127.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.02 : 45,644.56 = 18,932.42 : x
  2. Step 2: Convert to fraction form
    33,075.02/45,644.56 = 18,932.42/x
  3. Step 3: Cross multiply
    33,075.02x = 45,644.56 × 18,932.42
  4. Step 4: Simplify right side
    33,075.02x = 864,161,980.64
  5. Step 5: Solve for x
    x = 864,161,980.64/33,075.02
  6. Step 6: Final answer
    x = 26,127.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.