Home / 31,225.16-46,855.96-12,514.16

Finding the Fourth Proportional to 31,225.16, 46,855.96 and 12,514.16

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Solution

The fourth proportional to 31,225.16, 46,855.96 and 12,514.16 is: 18,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,225.16 : 46,855.96 = 12,514.16 : x
  2. Step 2: Convert to fraction form
    31,225.16/46,855.96 = 12,514.16/x
  3. Step 3: Cross multiply
    31,225.16x = 46,855.96 × 12,514.16
  4. Step 4: Simplify right side
    31,225.16x = 586,362,980.39
  5. Step 5: Solve for x
    x = 586,362,980.39/31,225.16
  6. Step 6: Final answer
    x = 18,778.54

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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.