Home / 13,252.06-19,878.90-5,461.48

Finding the Fourth Proportional to 13,252.06, 19,878.90 and 5,461.48

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Solution

The fourth proportional to 13,252.06, 19,878.90 and 5,461.48 is: 8,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.06 : 19,878.90 = 5,461.48 : x
  2. Step 2: Convert to fraction form
    13,252.06/19,878.90 = 5,461.48/x
  3. Step 3: Cross multiply
    13,252.06x = 19,878.90 × 5,461.48
  4. Step 4: Simplify right side
    13,252.06x = 108,568,214.77
  5. Step 5: Solve for x
    x = 108,568,214.77/13,252.06
  6. Step 6: Final answer
    x = 8,192.55

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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.