Home / 31,271.88-46,908.54-9,085.44

Finding the Fourth Proportional to 31,271.88, 46,908.54 and 9,085.44

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Solution

The fourth proportional to 31,271.88, 46,908.54 and 9,085.44 is: 13,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,271.88 : 46,908.54 = 9,085.44 : x
  2. Step 2: Convert to fraction form
    31,271.88/46,908.54 = 9,085.44/x
  3. Step 3: Cross multiply
    31,271.88x = 46,908.54 × 9,085.44
  4. Step 4: Simplify right side
    31,271.88x = 426,184,725.66
  5. Step 5: Solve for x
    x = 426,184,725.66/31,271.88
  6. Step 6: Final answer
    x = 13,628.37

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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.