Home / 31,246.40-46,864.74-11,514.80

Finding the Fourth Proportional to 31,246.40, 46,864.74 and 11,514.80

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Solution

The fourth proportional to 31,246.40, 46,864.74 and 11,514.80 is: 17,270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,246.40 : 46,864.74 = 11,514.80 : x
  2. Step 2: Convert to fraction form
    31,246.40/46,864.74 = 11,514.80/x
  3. Step 3: Cross multiply
    31,246.40x = 46,864.74 × 11,514.80
  4. Step 4: Simplify right side
    31,246.40x = 539,638,108.15
  5. Step 5: Solve for x
    x = 539,638,108.15/31,246.40
  6. Step 6: Final answer
    x = 17,270.41

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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.