Home / 22,146.21-30,562.01-12,074.57

Finding the Fourth Proportional to 22,146.21, 30,562.01 and 12,074.57

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Solution

The fourth proportional to 22,146.21, 30,562.01 and 12,074.57 is: 16,663.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146.21 : 30,562.01 = 12,074.57 : x
  2. Step 2: Convert to fraction form
    22,146.21/30,562.01 = 12,074.57/x
  3. Step 3: Cross multiply
    22,146.21x = 30,562.01 × 12,074.57
  4. Step 4: Simplify right side
    22,146.21x = 369,023,075.79
  5. Step 5: Solve for x
    x = 369,023,075.79/22,146.21
  6. Step 6: Final answer
    x = 16,663.04

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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.