Home / 31,010.86-46,521.87-11,317.06

Finding the Fourth Proportional to 31,010.86, 46,521.87 and 11,317.06

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Solution

The fourth proportional to 31,010.86, 46,521.87 and 11,317.06 is: 16,977.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010.86 : 46,521.87 = 11,317.06 : x
  2. Step 2: Convert to fraction form
    31,010.86/46,521.87 = 11,317.06/x
  3. Step 3: Cross multiply
    31,010.86x = 46,521.87 × 11,317.06
  4. Step 4: Simplify right side
    31,010.86x = 526,490,794.10
  5. Step 5: Solve for x
    x = 526,490,794.10/31,010.86
  6. Step 6: Final answer
    x = 16,977.63

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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.