Home / 29,087.99-40,155.17-19,413.46

Finding the Fourth Proportional to 29,087.99, 40,155.17 and 19,413.46

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Solution

The fourth proportional to 29,087.99, 40,155.17 and 19,413.46 is: 26,799.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,087.99 : 40,155.17 = 19,413.46 : x
  2. Step 2: Convert to fraction form
    29,087.99/40,155.17 = 19,413.46/x
  3. Step 3: Cross multiply
    29,087.99x = 40,155.17 × 19,413.46
  4. Step 4: Simplify right side
    29,087.99x = 779,550,488.75
  5. Step 5: Solve for x
    x = 779,550,488.75/29,087.99
  6. Step 6: Final answer
    x = 26,799.74

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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.