Home / 31,938.93-44,076.18-18,329.19

Finding the Fourth Proportional to 31,938.93, 44,076.18 and 18,329.19

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Solution

The fourth proportional to 31,938.93, 44,076.18 and 18,329.19 is: 25,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,938.93 : 44,076.18 = 18,329.19 : x
  2. Step 2: Convert to fraction form
    31,938.93/44,076.18 = 18,329.19/x
  3. Step 3: Cross multiply
    31,938.93x = 44,076.18 × 18,329.19
  4. Step 4: Simplify right side
    31,938.93x = 807,880,677.69
  5. Step 5: Solve for x
    x = 807,880,677.69/31,938.93
  6. Step 6: Final answer
    x = 25,294.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.