Home / 26,012.73-35,895.31-15,259.78

Finding the Fourth Proportional to 26,012.73, 35,895.31 and 15,259.78

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Solution

The fourth proportional to 26,012.73, 35,895.31 and 15,259.78 is: 21,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,012.73 : 35,895.31 = 15,259.78 : x
  2. Step 2: Convert to fraction form
    26,012.73/35,895.31 = 15,259.78/x
  3. Step 3: Cross multiply
    26,012.73x = 35,895.31 × 15,259.78
  4. Step 4: Simplify right side
    26,012.73x = 547,754,533.63
  5. Step 5: Solve for x
    x = 547,754,533.63/26,012.73
  6. Step 6: Final answer
    x = 21,057.17

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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.