Home / 31,112.22-46,683.34-15,308.68

Finding the Fourth Proportional to 31,112.22, 46,683.34 and 15,308.68

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Solution

The fourth proportional to 31,112.22, 46,683.34 and 15,308.68 is: 22,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,112.22 : 46,683.34 = 15,308.68 : x
  2. Step 2: Convert to fraction form
    31,112.22/46,683.34 = 15,308.68/x
  3. Step 3: Cross multiply
    31,112.22x = 46,683.34 × 15,308.68
  4. Step 4: Simplify right side
    31,112.22x = 714,660,079.97
  5. Step 5: Solve for x
    x = 714,660,079.97/31,112.22
  6. Step 6: Final answer
    x = 22,970.40

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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.