Home / 26,560.06-39,825.66-13,203.76

Finding the Fourth Proportional to 26,560.06, 39,825.66 and 13,203.76

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Solution

The fourth proportional to 26,560.06, 39,825.66 and 13,203.76 is: 19,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560.06 : 39,825.66 = 13,203.76 : x
  2. Step 2: Convert to fraction form
    26,560.06/39,825.66 = 13,203.76/x
  3. Step 3: Cross multiply
    26,560.06x = 39,825.66 × 13,203.76
  4. Step 4: Simplify right side
    26,560.06x = 525,848,456.48
  5. Step 5: Solve for x
    x = 525,848,456.48/26,560.06
  6. Step 6: Final answer
    x = 19,798.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.