Home / 23,393.78-32,284.70-13,325.38

Finding the Fourth Proportional to 23,393.78, 32,284.70 and 13,325.38

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Solution

The fourth proportional to 23,393.78, 32,284.70 and 13,325.38 is: 18,389.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393.78 : 32,284.70 = 13,325.38 : x
  2. Step 2: Convert to fraction form
    23,393.78/32,284.70 = 13,325.38/x
  3. Step 3: Cross multiply
    23,393.78x = 32,284.70 × 13,325.38
  4. Step 4: Simplify right side
    23,393.78x = 430,205,895.69
  5. Step 5: Solve for x
    x = 430,205,895.69/23,393.78
  6. Step 6: Final answer
    x = 18,389.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.