Home / 25,977.52-38,975.36-8,210.92

Finding the Fourth Proportional to 25,977.52, 38,975.36 and 8,210.92

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Solution

The fourth proportional to 25,977.52, 38,975.36 and 8,210.92 is: 12,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,977.52 : 38,975.36 = 8,210.92 : x
  2. Step 2: Convert to fraction form
    25,977.52/38,975.36 = 8,210.92/x
  3. Step 3: Cross multiply
    25,977.52x = 38,975.36 × 8,210.92
  4. Step 4: Simplify right side
    25,977.52x = 320,023,562.93
  5. Step 5: Solve for x
    x = 320,023,562.93/25,977.52
  6. Step 6: Final answer
    x = 12,319.25

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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.