Home / 23,155.21-31,954.77-14,197.51

Finding the Fourth Proportional to 23,155.21, 31,954.77 and 14,197.51

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Solution

The fourth proportional to 23,155.21, 31,954.77 and 14,197.51 is: 19,592.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155.21 : 31,954.77 = 14,197.51 : x
  2. Step 2: Convert to fraction form
    23,155.21/31,954.77 = 14,197.51/x
  3. Step 3: Cross multiply
    23,155.21x = 31,954.77 × 14,197.51
  4. Step 4: Simplify right side
    23,155.21x = 453,678,166.62
  5. Step 5: Solve for x
    x = 453,678,166.62/23,155.21
  6. Step 6: Final answer
    x = 19,592.92

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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.