Home / 18,968.07-26,176.67-10,470.57

Finding the Fourth Proportional to 18,968.07, 26,176.67 and 10,470.57

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Solution

The fourth proportional to 18,968.07, 26,176.67 and 10,470.57 is: 14,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,968.07 : 26,176.67 = 10,470.57 : x
  2. Step 2: Convert to fraction form
    18,968.07/26,176.67 = 10,470.57/x
  3. Step 3: Cross multiply
    18,968.07x = 26,176.67 × 10,470.57
  4. Step 4: Simplify right side
    18,968.07x = 274,084,544.35
  5. Step 5: Solve for x
    x = 274,084,544.35/18,968.07
  6. Step 6: Final answer
    x = 14,449.78

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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.