Home / 30,842.62-42,562.10-17,413.53

Finding the Fourth Proportional to 30,842.62, 42,562.10 and 17,413.53

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Solution

The fourth proportional to 30,842.62, 42,562.10 and 17,413.53 is: 24,030.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,842.62 : 42,562.10 = 17,413.53 : x
  2. Step 2: Convert to fraction form
    30,842.62/42,562.10 = 17,413.53/x
  3. Step 3: Cross multiply
    30,842.62x = 42,562.10 × 17,413.53
  4. Step 4: Simplify right side
    30,842.62x = 741,156,406.11
  5. Step 5: Solve for x
    x = 741,156,406.11/30,842.62
  6. Step 6: Final answer
    x = 24,030.26

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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.