Home / 26,390.13-36,418.53-14,453.56

Finding the Fourth Proportional to 26,390.13, 36,418.53 and 14,453.56

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Solution

The fourth proportional to 26,390.13, 36,418.53 and 14,453.56 is: 19,946.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.13 : 36,418.53 = 14,453.56 : x
  2. Step 2: Convert to fraction form
    26,390.13/36,418.53 = 14,453.56/x
  3. Step 3: Cross multiply
    26,390.13x = 36,418.53 × 14,453.56
  4. Step 4: Simplify right side
    26,390.13x = 526,377,408.47
  5. Step 5: Solve for x
    x = 526,377,408.47/26,390.13
  6. Step 6: Final answer
    x = 19,946.00

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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.