Home / 22,147.08-30,562.96-12,075.48

Finding the Fourth Proportional to 22,147.08, 30,562.96 and 12,075.48

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Solution

The fourth proportional to 22,147.08, 30,562.96 and 12,075.48 is: 16,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.08 : 30,562.96 = 12,075.48 : x
  2. Step 2: Convert to fraction form
    22,147.08/30,562.96 = 12,075.48/x
  3. Step 3: Cross multiply
    22,147.08x = 30,562.96 × 12,075.48
  4. Step 4: Simplify right side
    22,147.08x = 369,062,412.22
  5. Step 5: Solve for x
    x = 369,062,412.22/22,147.08
  6. Step 6: Final answer
    x = 16,664.16

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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.