Home / 18,954.52-26,156.90-10,457.44

Finding the Fourth Proportional to 18,954.52, 26,156.90 and 10,457.44

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Solution

The fourth proportional to 18,954.52, 26,156.90 and 10,457.44 is: 14,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.52 : 26,156.90 = 10,457.44 : x
  2. Step 2: Convert to fraction form
    18,954.52/26,156.90 = 10,457.44/x
  3. Step 3: Cross multiply
    18,954.52x = 26,156.90 × 10,457.44
  4. Step 4: Simplify right side
    18,954.52x = 273,534,212.34
  5. Step 5: Solve for x
    x = 273,534,212.34/18,954.52
  6. Step 6: Final answer
    x = 14,431.08

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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.