Home / 31,017.23-46,499.51-12,310.48

Finding the Fourth Proportional to 31,017.23, 46,499.51 and 12,310.48

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Solution

The fourth proportional to 31,017.23, 46,499.51 and 12,310.48 is: 18,455.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,017.23 : 46,499.51 = 12,310.48 : x
  2. Step 2: Convert to fraction form
    31,017.23/46,499.51 = 12,310.48/x
  3. Step 3: Cross multiply
    31,017.23x = 46,499.51 × 12,310.48
  4. Step 4: Simplify right side
    31,017.23x = 572,431,055.37
  5. Step 5: Solve for x
    x = 572,431,055.37/31,017.23
  6. Step 6: Final answer
    x = 18,455.26

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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.