Home / 26,190.48-36,143.40-14,254.48

Finding the Fourth Proportional to 26,190.48, 36,143.40 and 14,254.48

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Solution

The fourth proportional to 26,190.48, 36,143.40 and 14,254.48 is: 19,671.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.48 : 36,143.40 = 14,254.48 : x
  2. Step 2: Convert to fraction form
    26,190.48/36,143.40 = 14,254.48/x
  3. Step 3: Cross multiply
    26,190.48x = 36,143.40 × 14,254.48
  4. Step 4: Simplify right side
    26,190.48x = 515,205,372.43
  5. Step 5: Solve for x
    x = 515,205,372.43/26,190.48
  6. Step 6: Final answer
    x = 19,671.47

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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.