Home / 26,321.21-36,323.75-14,385.05

Finding the Fourth Proportional to 26,321.21, 36,323.75 and 14,385.05

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Solution

The fourth proportional to 26,321.21, 36,323.75 and 14,385.05 is: 19,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321.21 : 36,323.75 = 14,385.05 : x
  2. Step 2: Convert to fraction form
    26,321.21/36,323.75 = 14,385.05/x
  3. Step 3: Cross multiply
    26,321.21x = 36,323.75 × 14,385.05
  4. Step 4: Simplify right side
    26,321.21x = 522,518,959.94
  5. Step 5: Solve for x
    x = 522,518,959.94/26,321.21
  6. Step 6: Final answer
    x = 19,851.63

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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.