Home / 26,480.16-36,538.56-15,300

Finding the Fourth Proportional to 26,480.16, 36,538.56 and 15,300

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Solution

The fourth proportional to 26,480.16, 36,538.56 and 15,300 is: 21,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.16 : 36,538.56 = 15,300 : x
  2. Step 2: Convert to fraction form
    26,480.16/36,538.56 = 15,300/x
  3. Step 3: Cross multiply
    26,480.16x = 36,538.56 × 15,300
  4. Step 4: Simplify right side
    26,480.16x = 559,039,968
  5. Step 5: Solve for x
    x = 559,039,968/26,480.16
  6. Step 6: Final answer
    x = 21,111.65

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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.