Home / 13,184.86-19,746.10-11,444.07

Finding the Fourth Proportional to 13,184.86, 19,746.10 and 11,444.07

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Solution

The fourth proportional to 13,184.86, 19,746.10 and 11,444.07 is: 17,139.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184.86 : 19,746.10 = 11,444.07 : x
  2. Step 2: Convert to fraction form
    13,184.86/19,746.10 = 11,444.07/x
  3. Step 3: Cross multiply
    13,184.86x = 19,746.10 × 11,444.07
  4. Step 4: Simplify right side
    13,184.86x = 225,975,750.63
  5. Step 5: Solve for x
    x = 225,975,750.63/13,184.86
  6. Step 6: Final answer
    x = 17,139.03

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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.