Home / 19,774.13-29,668.48-10,413.77

Finding the Fourth Proportional to 19,774.13, 29,668.48 and 10,413.77

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Solution

The fourth proportional to 19,774.13, 29,668.48 and 10,413.77 is: 15,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.13 : 29,668.48 = 10,413.77 : x
  2. Step 2: Convert to fraction form
    19,774.13/29,668.48 = 10,413.77/x
  3. Step 3: Cross multiply
    19,774.13x = 29,668.48 × 10,413.77
  4. Step 4: Simplify right side
    19,774.13x = 308,960,552.59
  5. Step 5: Solve for x
    x = 308,960,552.59/19,774.13
  6. Step 6: Final answer
    x = 15,624.49

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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.