Home / 25,826.72-38,732.88-9,184.64

Finding the Fourth Proportional to 25,826.72, 38,732.88 and 9,184.64

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Solution

The fourth proportional to 25,826.72, 38,732.88 and 9,184.64 is: 13,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.72 : 38,732.88 = 9,184.64 : x
  2. Step 2: Convert to fraction form
    25,826.72/38,732.88 = 9,184.64/x
  3. Step 3: Cross multiply
    25,826.72x = 38,732.88 × 9,184.64
  4. Step 4: Simplify right side
    25,826.72x = 355,747,558.96
  5. Step 5: Solve for x
    x = 355,747,558.96/25,826.72
  6. Step 6: Final answer
    x = 13,774.40

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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.