Home / 15,296.44-21,106.53-9,010.06

Finding the Fourth Proportional to 15,296.44, 21,106.53 and 9,010.06

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Solution

The fourth proportional to 15,296.44, 21,106.53 and 9,010.06 is: 12,432.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,296.44 : 21,106.53 = 9,010.06 : x
  2. Step 2: Convert to fraction form
    15,296.44/21,106.53 = 9,010.06/x
  3. Step 3: Cross multiply
    15,296.44x = 21,106.53 × 9,010.06
  4. Step 4: Simplify right side
    15,296.44x = 190,171,101.69
  5. Step 5: Solve for x
    x = 190,171,101.69/15,296.44
  6. Step 6: Final answer
    x = 12,432.38

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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.