Home / 31,111.48-46,657.50-13,576.60

Finding the Fourth Proportional to 31,111.48, 46,657.50 and 13,576.60

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Solution

The fourth proportional to 31,111.48, 46,657.50 and 13,576.60 is: 20,360.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111.48 : 46,657.50 = 13,576.60 : x
  2. Step 2: Convert to fraction form
    31,111.48/46,657.50 = 13,576.60/x
  3. Step 3: Cross multiply
    31,111.48x = 46,657.50 × 13,576.60
  4. Step 4: Simplify right side
    31,111.48x = 633,450,214.50
  5. Step 5: Solve for x
    x = 633,450,214.50/31,111.48
  6. Step 6: Final answer
    x = 20,360.66

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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.