Home / 26,295.87-39,455.37-13,813.00

Finding the Fourth Proportional to 26,295.87, 39,455.37 and 13,813.00

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Solution

The fourth proportional to 26,295.87, 39,455.37 and 13,813.00 is: 20,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,295.87 : 39,455.37 = 13,813.00 : x
  2. Step 2: Convert to fraction form
    26,295.87/39,455.37 = 13,813.00/x
  3. Step 3: Cross multiply
    26,295.87x = 39,455.37 × 13,813.00
  4. Step 4: Simplify right side
    26,295.87x = 544,996,927.17
  5. Step 5: Solve for x
    x = 544,996,927.17/26,295.87
  6. Step 6: Final answer
    x = 20,725.57

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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.