Home / 25,634.68-35,373.40-15,568.63

Finding the Fourth Proportional to 25,634.68, 35,373.40 and 15,568.63

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Solution

The fourth proportional to 25,634.68, 35,373.40 and 15,568.63 is: 21,483.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,634.68 : 35,373.40 = 15,568.63 : x
  2. Step 2: Convert to fraction form
    25,634.68/35,373.40 = 15,568.63/x
  3. Step 3: Cross multiply
    25,634.68x = 35,373.40 × 15,568.63
  4. Step 4: Simplify right side
    25,634.68x = 550,715,376.44
  5. Step 5: Solve for x
    x = 550,715,376.44/25,634.68
  6. Step 6: Final answer
    x = 21,483.22

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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.