Home / 34,413.65-47,486.29-19,305.74

Finding the Fourth Proportional to 34,413.65, 47,486.29 and 19,305.74

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Solution

The fourth proportional to 34,413.65, 47,486.29 and 19,305.74 is: 26,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,413.65 : 47,486.29 = 19,305.74 : x
  2. Step 2: Convert to fraction form
    34,413.65/47,486.29 = 19,305.74/x
  3. Step 3: Cross multiply
    34,413.65x = 47,486.29 × 19,305.74
  4. Step 4: Simplify right side
    34,413.65x = 916,757,634.34
  5. Step 5: Solve for x
    x = 916,757,634.34/34,413.65
  6. Step 6: Final answer
    x = 26,639.36

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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.