Home / 18,453.48-25,457.16-10,894.66

Finding the Fourth Proportional to 18,453.48, 25,457.16 and 10,894.66

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Solution

The fourth proportional to 18,453.48, 25,457.16 and 10,894.66 is: 15,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453.48 : 25,457.16 = 10,894.66 : x
  2. Step 2: Convert to fraction form
    18,453.48/25,457.16 = 10,894.66/x
  3. Step 3: Cross multiply
    18,453.48x = 25,457.16 × 10,894.66
  4. Step 4: Simplify right side
    18,453.48x = 277,347,102.77
  5. Step 5: Solve for x
    x = 277,347,102.77/18,453.48
  6. Step 6: Final answer
    x = 15,029.53

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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.