Home / 22,122.23-30,528.23-12,050.55

Finding the Fourth Proportional to 22,122.23, 30,528.23 and 12,050.55

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Solution

The fourth proportional to 22,122.23, 30,528.23 and 12,050.55 is: 16,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,122.23 : 30,528.23 = 12,050.55 : x
  2. Step 2: Convert to fraction form
    22,122.23/30,528.23 = 12,050.55/x
  3. Step 3: Cross multiply
    22,122.23x = 30,528.23 × 12,050.55
  4. Step 4: Simplify right side
    22,122.23x = 367,881,901.77
  5. Step 5: Solve for x
    x = 367,881,901.77/22,122.23
  6. Step 6: Final answer
    x = 16,629.52

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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.