Home / 26,108.90-36,029.94-14,172.68

Finding the Fourth Proportional to 26,108.90, 36,029.94 and 14,172.68

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Solution

The fourth proportional to 26,108.90, 36,029.94 and 14,172.68 is: 19,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.90 : 36,029.94 = 14,172.68 : x
  2. Step 2: Convert to fraction form
    26,108.90/36,029.94 = 14,172.68/x
  3. Step 3: Cross multiply
    26,108.90x = 36,029.94 × 14,172.68
  4. Step 4: Simplify right side
    26,108.90x = 510,640,810.04
  5. Step 5: Solve for x
    x = 510,640,810.04/26,108.90
  6. Step 6: Final answer
    x = 19,558.11

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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.