Home / 26,735.57-36,897.84-15,405.50

Finding the Fourth Proportional to 26,735.57, 36,897.84 and 15,405.50

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Solution

The fourth proportional to 26,735.57, 36,897.84 and 15,405.50 is: 21,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,735.57 : 36,897.84 = 15,405.50 : x
  2. Step 2: Convert to fraction form
    26,735.57/36,897.84 = 15,405.50/x
  3. Step 3: Cross multiply
    26,735.57x = 36,897.84 × 15,405.50
  4. Step 4: Simplify right side
    26,735.57x = 568,429,412.60
  5. Step 5: Solve for x
    x = 568,429,412.60/26,735.57
  6. Step 6: Final answer
    x = 21,261.17

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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.