Home / 26,365.45-36,383.83-14,428.56

Finding the Fourth Proportional to 26,365.45, 36,383.83 and 14,428.56

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Solution

The fourth proportional to 26,365.45, 36,383.83 and 14,428.56 is: 19,911.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,365.45 : 36,383.83 = 14,428.56 : x
  2. Step 2: Convert to fraction form
    26,365.45/36,383.83 = 14,428.56/x
  3. Step 3: Cross multiply
    26,365.45x = 36,383.83 × 14,428.56
  4. Step 4: Simplify right side
    26,365.45x = 524,966,274.18
  5. Step 5: Solve for x
    x = 524,966,274.18/26,365.45
  6. Step 6: Final answer
    x = 19,911.14

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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.