Home / 29,143.36-43,736.10-11,603.08

Finding the Fourth Proportional to 29,143.36, 43,736.10 and 11,603.08

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Solution

The fourth proportional to 29,143.36, 43,736.10 and 11,603.08 is: 17,413.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143.36 : 43,736.10 = 11,603.08 : x
  2. Step 2: Convert to fraction form
    29,143.36/43,736.10 = 11,603.08/x
  3. Step 3: Cross multiply
    29,143.36x = 43,736.10 × 11,603.08
  4. Step 4: Simplify right side
    29,143.36x = 507,473,467.19
  5. Step 5: Solve for x
    x = 507,473,467.19/29,143.36
  6. Step 6: Final answer
    x = 17,413.00

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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.