Home / 22,228.93-33,345.14-7,437.90

Finding the Fourth Proportional to 22,228.93, 33,345.14 and 7,437.90

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Solution

The fourth proportional to 22,228.93, 33,345.14 and 7,437.90 is: 11,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.93 : 33,345.14 = 7,437.90 : x
  2. Step 2: Convert to fraction form
    22,228.93/33,345.14 = 7,437.90/x
  3. Step 3: Cross multiply
    22,228.93x = 33,345.14 × 7,437.90
  4. Step 4: Simplify right side
    22,228.93x = 248,017,612.89
  5. Step 5: Solve for x
    x = 248,017,612.89/22,228.93
  6. Step 6: Final answer
    x = 11,157.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.