Home / 34,816.77-48,011.67-30,976.29

Finding the Fourth Proportional to 34,816.77, 48,011.67 and 30,976.29

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Solution

The fourth proportional to 34,816.77, 48,011.67 and 30,976.29 is: 42,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,816.77 : 48,011.67 = 30,976.29 : x
  2. Step 2: Convert to fraction form
    34,816.77/48,011.67 = 30,976.29/x
  3. Step 3: Cross multiply
    34,816.77x = 48,011.67 × 30,976.29
  4. Step 4: Simplify right side
    34,816.77x = 1,487,223,413.30
  5. Step 5: Solve for x
    x = 1,487,223,413.30/34,816.77
  6. Step 6: Final answer
    x = 42,715.72

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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.