Home / 25,440.44-38,160.23-6,206.40

Finding the Fourth Proportional to 25,440.44, 38,160.23 and 6,206.40

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Solution

The fourth proportional to 25,440.44, 38,160.23 and 6,206.40 is: 9,309.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.44 : 38,160.23 = 6,206.40 : x
  2. Step 2: Convert to fraction form
    25,440.44/38,160.23 = 6,206.40/x
  3. Step 3: Cross multiply
    25,440.44x = 38,160.23 × 6,206.40
  4. Step 4: Simplify right side
    25,440.44x = 236,837,620.44
  5. Step 5: Solve for x
    x = 236,837,620.44/25,440.44
  6. Step 6: Final answer
    x = 9,309.50

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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.