Home / 26,389.97-36,417.89-14,453.21

Finding the Fourth Proportional to 26,389.97, 36,417.89 and 14,453.21

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Solution

The fourth proportional to 26,389.97, 36,417.89 and 14,453.21 is: 19,945.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389.97 : 36,417.89 = 14,453.21 : x
  2. Step 2: Convert to fraction form
    26,389.97/36,417.89 = 14,453.21/x
  3. Step 3: Cross multiply
    26,389.97x = 36,417.89 × 14,453.21
  4. Step 4: Simplify right side
    26,389.97x = 526,355,339.66
  5. Step 5: Solve for x
    x = 526,355,339.66/26,389.97
  6. Step 6: Final answer
    x = 19,945.28

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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.