Home / 35,828.28-49,443.36-19,914.48

Finding the Fourth Proportional to 35,828.28, 49,443.36 and 19,914.48

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Solution

The fourth proportional to 35,828.28, 49,443.36 and 19,914.48 is: 27,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,828.28 : 49,443.36 = 19,914.48 : x
  2. Step 2: Convert to fraction form
    35,828.28/49,443.36 = 19,914.48/x
  3. Step 3: Cross multiply
    35,828.28x = 49,443.36 × 19,914.48
  4. Step 4: Simplify right side
    35,828.28x = 984,638,803.85
  5. Step 5: Solve for x
    x = 984,638,803.85/35,828.28
  6. Step 6: Final answer
    x = 27,482.17

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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.