Home / 25,619.40-35,344.58-15,544.14

Finding the Fourth Proportional to 25,619.40, 35,344.58 and 15,544.14

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Solution

The fourth proportional to 25,619.40, 35,344.58 and 15,544.14 is: 21,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619.40 : 35,344.58 = 15,544.14 : x
  2. Step 2: Convert to fraction form
    25,619.40/35,344.58 = 15,544.14/x
  3. Step 3: Cross multiply
    25,619.40x = 35,344.58 × 15,544.14
  4. Step 4: Simplify right side
    25,619.40x = 549,401,099.76
  5. Step 5: Solve for x
    x = 549,401,099.76/25,619.40
  6. Step 6: Final answer
    x = 21,444.73

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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.