Home / 19,080.48-26,326.08-11,012.16

Finding the Fourth Proportional to 19,080.48, 26,326.08 and 11,012.16

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Solution

The fourth proportional to 19,080.48, 26,326.08 and 11,012.16 is: 15,193.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.48 : 26,326.08 = 11,012.16 : x
  2. Step 2: Convert to fraction form
    19,080.48/26,326.08 = 11,012.16/x
  3. Step 3: Cross multiply
    19,080.48x = 26,326.08 × 11,012.16
  4. Step 4: Simplify right side
    19,080.48x = 289,907,005.13
  5. Step 5: Solve for x
    x = 289,907,005.13/19,080.48
  6. Step 6: Final answer
    x = 15,193.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.