Home / 13,482.73-18,603.70-7,514.25

Finding the Fourth Proportional to 13,482.73, 18,603.70 and 7,514.25

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Solution

The fourth proportional to 13,482.73, 18,603.70 and 7,514.25 is: 10,368.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482.73 : 18,603.70 = 7,514.25 : x
  2. Step 2: Convert to fraction form
    13,482.73/18,603.70 = 7,514.25/x
  3. Step 3: Cross multiply
    13,482.73x = 18,603.70 × 7,514.25
  4. Step 4: Simplify right side
    13,482.73x = 139,792,852.73
  5. Step 5: Solve for x
    x = 139,792,852.73/13,482.73
  6. Step 6: Final answer
    x = 10,368.29

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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.