Home / 35,364.45-48,503.93-31,378.65

Finding the Fourth Proportional to 35,364.45, 48,503.93 and 31,378.65

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Solution

The fourth proportional to 35,364.45, 48,503.93 and 31,378.65 is: 43,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,364.45 : 48,503.93 = 31,378.65 : x
  2. Step 2: Convert to fraction form
    35,364.45/48,503.93 = 31,378.65/x
  3. Step 3: Cross multiply
    35,364.45x = 48,503.93 × 31,378.65
  4. Step 4: Simplify right side
    35,364.45x = 1,521,987,843.09
  5. Step 5: Solve for x
    x = 1,521,987,843.09/35,364.45
  6. Step 6: Final answer
    x = 43,037.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.