Home / 25,873.09-35,704.40-14,388.71

Finding the Fourth Proportional to 25,873.09, 35,704.40 and 14,388.71

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Solution

The fourth proportional to 25,873.09, 35,704.40 and 14,388.71 is: 19,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,873.09 : 35,704.40 = 14,388.71 : x
  2. Step 2: Convert to fraction form
    25,873.09/35,704.40 = 14,388.71/x
  3. Step 3: Cross multiply
    25,873.09x = 35,704.40 × 14,388.71
  4. Step 4: Simplify right side
    25,873.09x = 513,740,006.86
  5. Step 5: Solve for x
    x = 513,740,006.86/25,873.09
  6. Step 6: Final answer
    x = 19,856.15

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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.