Home / 26,321.84-36,319.56-15,710.84

Finding the Fourth Proportional to 26,321.84, 36,319.56 and 15,710.84

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Solution

The fourth proportional to 26,321.84, 36,319.56 and 15,710.84 is: 21,678.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321.84 : 36,319.56 = 15,710.84 : x
  2. Step 2: Convert to fraction form
    26,321.84/36,319.56 = 15,710.84/x
  3. Step 3: Cross multiply
    26,321.84x = 36,319.56 × 15,710.84
  4. Step 4: Simplify right side
    26,321.84x = 570,610,796.03
  5. Step 5: Solve for x
    x = 570,610,796.03/26,321.84
  6. Step 6: Final answer
    x = 21,678.23

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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.