Home / 39,212.04-54,075.72-30,245.34

Finding the Fourth Proportional to 39,212.04, 54,075.72 and 30,245.34

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Solution

The fourth proportional to 39,212.04, 54,075.72 and 30,245.34 is: 41,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,212.04 : 54,075.72 = 30,245.34 : x
  2. Step 2: Convert to fraction form
    39,212.04/54,075.72 = 30,245.34/x
  3. Step 3: Cross multiply
    39,212.04x = 54,075.72 × 30,245.34
  4. Step 4: Simplify right side
    39,212.04x = 1,635,538,537.14
  5. Step 5: Solve for x
    x = 1,635,538,537.14/39,212.04
  6. Step 6: Final answer
    x = 41,710.11

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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.