Home / 26,114.24-36,021.76-15,501.60

Finding the Fourth Proportional to 26,114.24, 36,021.76 and 15,501.60

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Solution

The fourth proportional to 26,114.24, 36,021.76 and 15,501.60 is: 21,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,114.24 : 36,021.76 = 15,501.60 : x
  2. Step 2: Convert to fraction form
    26,114.24/36,021.76 = 15,501.60/x
  3. Step 3: Cross multiply
    26,114.24x = 36,021.76 × 15,501.60
  4. Step 4: Simplify right side
    26,114.24x = 558,394,914.82
  5. Step 5: Solve for x
    x = 558,394,914.82/26,114.24
  6. Step 6: Final answer
    x = 21,382.77

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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.