Home / 25,673.86-35,449.95-19,696.06

Finding the Fourth Proportional to 25,673.86, 35,449.95 and 19,696.06

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Solution

The fourth proportional to 25,673.86, 35,449.95 and 19,696.06 is: 27,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,673.86 : 35,449.95 = 19,696.06 : x
  2. Step 2: Convert to fraction form
    25,673.86/35,449.95 = 19,696.06/x
  3. Step 3: Cross multiply
    25,673.86x = 35,449.95 × 19,696.06
  4. Step 4: Simplify right side
    25,673.86x = 698,224,342.20
  5. Step 5: Solve for x
    x = 698,224,342.20/25,673.86
  6. Step 6: Final answer
    x = 27,195.92

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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.