Home / 13,004.51-19,491.17-6,672.87

Finding the Fourth Proportional to 13,004.51, 19,491.17 and 6,672.87

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Solution

The fourth proportional to 13,004.51, 19,491.17 and 6,672.87 is: 10,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004.51 : 19,491.17 = 6,672.87 : x
  2. Step 2: Convert to fraction form
    13,004.51/19,491.17 = 6,672.87/x
  3. Step 3: Cross multiply
    13,004.51x = 19,491.17 × 6,672.87
  4. Step 4: Simplify right side
    13,004.51x = 130,062,010.19
  5. Step 5: Solve for x
    x = 130,062,010.19/13,004.51
  6. Step 6: Final answer
    x = 10,001.30

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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.