Home / 45,012.12-62,112.06-26,145.60

Finding the Fourth Proportional to 45,012.12, 62,112.06 and 26,145.60

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Solution

The fourth proportional to 45,012.12, 62,112.06 and 26,145.60 is: 36,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,012.12 : 62,112.06 = 26,145.60 : x
  2. Step 2: Convert to fraction form
    45,012.12/62,112.06 = 26,145.60/x
  3. Step 3: Cross multiply
    45,012.12x = 62,112.06 × 26,145.60
  4. Step 4: Simplify right side
    45,012.12x = 1,623,957,075.94
  5. Step 5: Solve for x
    x = 1,623,957,075.94/45,012.12
  6. Step 6: Final answer
    x = 36,078.22

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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.