Home / 38,216.90-57,368.55-22,643.30

Finding the Fourth Proportional to 38,216.90, 57,368.55 and 22,643.30

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Solution

The fourth proportional to 38,216.90, 57,368.55 and 22,643.30 is: 33,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,216.90 : 57,368.55 = 22,643.30 : x
  2. Step 2: Convert to fraction form
    38,216.90/57,368.55 = 22,643.30/x
  3. Step 3: Cross multiply
    38,216.90x = 57,368.55 × 22,643.30
  4. Step 4: Simplify right side
    38,216.90x = 1,299,013,288.22
  5. Step 5: Solve for x
    x = 1,299,013,288.22/38,216.90
  6. Step 6: Final answer
    x = 33,990.55

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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.