Home / 25,170.54-34,684.16-19,470.67

Finding the Fourth Proportional to 25,170.54, 34,684.16 and 19,470.67

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Solution

The fourth proportional to 25,170.54, 34,684.16 and 19,470.67 is: 26,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.54 : 34,684.16 = 19,470.67 : x
  2. Step 2: Convert to fraction form
    25,170.54/34,684.16 = 19,470.67/x
  3. Step 3: Cross multiply
    25,170.54x = 34,684.16 × 19,470.67
  4. Step 4: Simplify right side
    25,170.54x = 675,323,833.59
  5. Step 5: Solve for x
    x = 675,323,833.59/25,170.54
  6. Step 6: Final answer
    x = 26,829.93

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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.