Home / 23,664.78-35,501.36-8,078.76

Finding the Fourth Proportional to 23,664.78, 35,501.36 and 8,078.76

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Solution

The fourth proportional to 23,664.78, 35,501.36 and 8,078.76 is: 12,119.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,664.78 : 35,501.36 = 8,078.76 : x
  2. Step 2: Convert to fraction form
    23,664.78/35,501.36 = 8,078.76/x
  3. Step 3: Cross multiply
    23,664.78x = 35,501.36 × 8,078.76
  4. Step 4: Simplify right side
    23,664.78x = 286,806,926.72
  5. Step 5: Solve for x
    x = 286,806,926.72/23,664.78
  6. Step 6: Final answer
    x = 12,119.57

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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.