Home / 19,324.64-26,665.68-10,827.20

Finding the Fourth Proportional to 19,324.64, 26,665.68 and 10,827.20

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Solution

The fourth proportional to 19,324.64, 26,665.68 and 10,827.20 is: 14,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,324.64 : 26,665.68 = 10,827.20 : x
  2. Step 2: Convert to fraction form
    19,324.64/26,665.68 = 10,827.20/x
  3. Step 3: Cross multiply
    19,324.64x = 26,665.68 × 10,827.20
  4. Step 4: Simplify right side
    19,324.64x = 288,714,650.50
  5. Step 5: Solve for x
    x = 288,714,650.50/19,324.64
  6. Step 6: Final answer
    x = 14,940.23

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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.