Home / 31,306.23-46,961.48-12,586.26

Finding the Fourth Proportional to 31,306.23, 46,961.48 and 12,586.26

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Solution

The fourth proportional to 31,306.23, 46,961.48 and 12,586.26 is: 18,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306.23 : 46,961.48 = 12,586.26 : x
  2. Step 2: Convert to fraction form
    31,306.23/46,961.48 = 12,586.26/x
  3. Step 3: Cross multiply
    31,306.23x = 46,961.48 × 12,586.26
  4. Step 4: Simplify right side
    31,306.23x = 591,069,334.33
  5. Step 5: Solve for x
    x = 591,069,334.33/31,306.23
  6. Step 6: Final answer
    x = 18,880.25

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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.