Home / 16,987.56-23,453.93-11,036.18

Finding the Fourth Proportional to 16,987.56, 23,453.93 and 11,036.18

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Solution

The fourth proportional to 16,987.56, 23,453.93 and 11,036.18 is: 15,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,987.56 : 23,453.93 = 11,036.18 : x
  2. Step 2: Convert to fraction form
    16,987.56/23,453.93 = 11,036.18/x
  3. Step 3: Cross multiply
    16,987.56x = 23,453.93 × 11,036.18
  4. Step 4: Simplify right side
    16,987.56x = 258,841,620.74
  5. Step 5: Solve for x
    x = 258,841,620.74/16,987.56
  6. Step 6: Final answer
    x = 15,237.13

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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.