Home / 14,324.48-19,760.32-9,009.28

Finding the Fourth Proportional to 14,324.48, 19,760.32 and 9,009.28

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Solution

The fourth proportional to 14,324.48, 19,760.32 and 9,009.28 is: 12,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,324.48 : 19,760.32 = 9,009.28 : x
  2. Step 2: Convert to fraction form
    14,324.48/19,760.32 = 9,009.28/x
  3. Step 3: Cross multiply
    14,324.48x = 19,760.32 × 9,009.28
  4. Step 4: Simplify right side
    14,324.48x = 178,026,255.77
  5. Step 5: Solve for x
    x = 178,026,255.77/14,324.48
  6. Step 6: Final answer
    x = 12,428.11

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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.