Home / 29,413.10-40,590.12-15,984.51

Finding the Fourth Proportional to 29,413.10, 40,590.12 and 15,984.51

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Solution

The fourth proportional to 29,413.10, 40,590.12 and 15,984.51 is: 22,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,413.10 : 40,590.12 = 15,984.51 : x
  2. Step 2: Convert to fraction form
    29,413.10/40,590.12 = 15,984.51/x
  3. Step 3: Cross multiply
    29,413.10x = 40,590.12 × 15,984.51
  4. Step 4: Simplify right side
    29,413.10x = 648,813,179.04
  5. Step 5: Solve for x
    x = 648,813,179.04/29,413.10
  6. Step 6: Final answer
    x = 22,058.65

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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.