Home / 13,182.88-19,768.14-4,411.66

Finding the Fourth Proportional to 13,182.88, 19,768.14 and 4,411.66

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Solution

The fourth proportional to 13,182.88, 19,768.14 and 4,411.66 is: 6,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.88 : 19,768.14 = 4,411.66 : x
  2. Step 2: Convert to fraction form
    13,182.88/19,768.14 = 4,411.66/x
  3. Step 3: Cross multiply
    13,182.88x = 19,768.14 × 4,411.66
  4. Step 4: Simplify right side
    13,182.88x = 87,210,312.51
  5. Step 5: Solve for x
    x = 87,210,312.51/13,182.88
  6. Step 6: Final answer
    x = 6,615.42

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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.