Home / 33,075.49-45,646.59-18,928.03

Finding the Fourth Proportional to 33,075.49, 45,646.59 and 18,928.03

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Solution

The fourth proportional to 33,075.49, 45,646.59 and 18,928.03 is: 26,122.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.49 : 45,646.59 = 18,928.03 : x
  2. Step 2: Convert to fraction form
    33,075.49/45,646.59 = 18,928.03/x
  3. Step 3: Cross multiply
    33,075.49x = 45,646.59 × 18,928.03
  4. Step 4: Simplify right side
    33,075.49x = 864,000,024.92
  5. Step 5: Solve for x
    x = 864,000,024.92/33,075.49
  6. Step 6: Final answer
    x = 26,122.06

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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.