Home / 25,799.07-38,698.61-8,270.27

Finding the Fourth Proportional to 25,799.07, 38,698.61 and 8,270.27

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Solution

The fourth proportional to 25,799.07, 38,698.61 and 8,270.27 is: 12,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,799.07 : 38,698.61 = 8,270.27 : x
  2. Step 2: Convert to fraction form
    25,799.07/38,698.61 = 8,270.27/x
  3. Step 3: Cross multiply
    25,799.07x = 38,698.61 × 8,270.27
  4. Step 4: Simplify right side
    25,799.07x = 320,047,718.48
  5. Step 5: Solve for x
    x = 320,047,718.48/25,799.07
  6. Step 6: Final answer
    x = 12,405.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.