Home / 23,420.26-32,313.45-13,985.38

Finding the Fourth Proportional to 23,420.26, 32,313.45 and 13,985.38

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Solution

The fourth proportional to 23,420.26, 32,313.45 and 13,985.38 is: 19,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,420.26 : 32,313.45 = 13,985.38 : x
  2. Step 2: Convert to fraction form
    23,420.26/32,313.45 = 13,985.38/x
  3. Step 3: Cross multiply
    23,420.26x = 32,313.45 × 13,985.38
  4. Step 4: Simplify right side
    23,420.26x = 451,915,877.36
  5. Step 5: Solve for x
    x = 451,915,877.36/23,420.26
  6. Step 6: Final answer
    x = 19,295.94

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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.