Home / 18,954.53-26,157.36-10,456.51

Finding the Fourth Proportional to 18,954.53, 26,157.36 and 10,456.51

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Solution

The fourth proportional to 18,954.53, 26,157.36 and 10,456.51 is: 14,430.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.53 : 26,157.36 = 10,456.51 : x
  2. Step 2: Convert to fraction form
    18,954.53/26,157.36 = 10,456.51/x
  3. Step 3: Cross multiply
    18,954.53x = 26,157.36 × 10,456.51
  4. Step 4: Simplify right side
    18,954.53x = 273,514,696.41
  5. Step 5: Solve for x
    x = 273,514,696.41/18,954.53
  6. Step 6: Final answer
    x = 14,430.04

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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.