Home / 38,656.58-57,993.13-12,001.98

Finding the Fourth Proportional to 38,656.58, 57,993.13 and 12,001.98

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Solution

The fourth proportional to 38,656.58, 57,993.13 and 12,001.98 is: 18,005.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,656.58 : 57,993.13 = 12,001.98 : x
  2. Step 2: Convert to fraction form
    38,656.58/57,993.13 = 12,001.98/x
  3. Step 3: Cross multiply
    38,656.58x = 57,993.13 × 12,001.98
  4. Step 4: Simplify right side
    38,656.58x = 696,032,386.40
  5. Step 5: Solve for x
    x = 696,032,386.40/38,656.58
  6. Step 6: Final answer
    x = 18,005.53

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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.