Home / 25,968.51-35,836.56-15,358.86

Finding the Fourth Proportional to 25,968.51, 35,836.56 and 15,358.86

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Solution

The fourth proportional to 25,968.51, 35,836.56 and 15,358.86 is: 21,195.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.51 : 35,836.56 = 15,358.86 : x
  2. Step 2: Convert to fraction form
    25,968.51/35,836.56 = 15,358.86/x
  3. Step 3: Cross multiply
    25,968.51x = 35,836.56 × 15,358.86
  4. Step 4: Simplify right side
    25,968.51x = 550,408,707.92
  5. Step 5: Solve for x
    x = 550,408,707.92/25,968.51
  6. Step 6: Final answer
    x = 21,195.24

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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.