Home / 38,837.08-58,255.44-12,185.02

Finding the Fourth Proportional to 38,837.08, 58,255.44 and 12,185.02

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Solution

The fourth proportional to 38,837.08, 58,255.44 and 12,185.02 is: 18,277.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,837.08 : 58,255.44 = 12,185.02 : x
  2. Step 2: Convert to fraction form
    38,837.08/58,255.44 = 12,185.02/x
  3. Step 3: Cross multiply
    38,837.08x = 58,255.44 × 12,185.02
  4. Step 4: Simplify right side
    38,837.08x = 709,843,701.51
  5. Step 5: Solve for x
    x = 709,843,701.51/38,837.08
  6. Step 6: Final answer
    x = 18,277.47

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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.