Home / 13,245.09-19,837.40-6,324.45

Finding the Fourth Proportional to 13,245.09, 19,837.40 and 6,324.45

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Solution

The fourth proportional to 13,245.09, 19,837.40 and 6,324.45 is: 9,472.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.09 : 19,837.40 = 6,324.45 : x
  2. Step 2: Convert to fraction form
    13,245.09/19,837.40 = 6,324.45/x
  3. Step 3: Cross multiply
    13,245.09x = 19,837.40 × 6,324.45
  4. Step 4: Simplify right side
    13,245.09x = 125,460,612.81
  5. Step 5: Solve for x
    x = 125,460,612.81/13,245.09
  6. Step 6: Final answer
    x = 9,472.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.