Home / 28,207.49-42,266.73-10,413.66

Finding the Fourth Proportional to 28,207.49, 42,266.73 and 10,413.66

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Solution

The fourth proportional to 28,207.49, 42,266.73 and 10,413.66 is: 15,604.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,207.49 : 42,266.73 = 10,413.66 : x
  2. Step 2: Convert to fraction form
    28,207.49/42,266.73 = 10,413.66/x
  3. Step 3: Cross multiply
    28,207.49x = 42,266.73 × 10,413.66
  4. Step 4: Simplify right side
    28,207.49x = 440,151,355.53
  5. Step 5: Solve for x
    x = 440,151,355.53/28,207.49
  6. Step 6: Final answer
    x = 15,604.06

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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.