Home / 31,222.12-46,740.88-20,095.96

Finding the Fourth Proportional to 31,222.12, 46,740.88 and 20,095.96

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Solution

The fourth proportional to 31,222.12, 46,740.88 and 20,095.96 is: 30,084.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,222.12 : 46,740.88 = 20,095.96 : x
  2. Step 2: Convert to fraction form
    31,222.12/46,740.88 = 20,095.96/x
  3. Step 3: Cross multiply
    31,222.12x = 46,740.88 × 20,095.96
  4. Step 4: Simplify right side
    31,222.12x = 939,302,854.84
  5. Step 5: Solve for x
    x = 939,302,854.84/31,222.12
  6. Step 6: Final answer
    x = 30,084.53

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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.