Home / 38,121.51-52,605.30-22,392.03

Finding the Fourth Proportional to 38,121.51, 52,605.30 and 22,392.03

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Solution

The fourth proportional to 38,121.51, 52,605.30 and 22,392.03 is: 30,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,121.51 : 52,605.30 = 22,392.03 : x
  2. Step 2: Convert to fraction form
    38,121.51/52,605.30 = 22,392.03/x
  3. Step 3: Cross multiply
    38,121.51x = 52,605.30 × 22,392.03
  4. Step 4: Simplify right side
    38,121.51x = 1,177,939,455.76
  5. Step 5: Solve for x
    x = 1,177,939,455.76/38,121.51
  6. Step 6: Final answer
    x = 30,899.60

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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.