Home / 18,038.23-24,876.63-11,324.48

Finding the Fourth Proportional to 18,038.23, 24,876.63 and 11,324.48

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Solution

The fourth proportional to 18,038.23, 24,876.63 and 11,324.48 is: 15,617.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,038.23 : 24,876.63 = 11,324.48 : x
  2. Step 2: Convert to fraction form
    18,038.23/24,876.63 = 11,324.48/x
  3. Step 3: Cross multiply
    18,038.23x = 24,876.63 × 11,324.48
  4. Step 4: Simplify right side
    18,038.23x = 281,714,865.02
  5. Step 5: Solve for x
    x = 281,714,865.02/18,038.23
  6. Step 6: Final answer
    x = 15,617.66

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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.