Home / 26,308.54-39,455.41-7,328.86

Finding the Fourth Proportional to 26,308.54, 39,455.41 and 7,328.86

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Solution

The fourth proportional to 26,308.54, 39,455.41 and 7,328.86 is: 10,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,308.54 : 39,455.41 = 7,328.86 : x
  2. Step 2: Convert to fraction form
    26,308.54/39,455.41 = 7,328.86/x
  3. Step 3: Cross multiply
    26,308.54x = 39,455.41 × 7,328.86
  4. Step 4: Simplify right side
    26,308.54x = 289,163,176.13
  5. Step 5: Solve for x
    x = 289,163,176.13/26,308.54
  6. Step 6: Final answer
    x = 10,991.23

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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.