Home / 35,734.17-49,313.07-19,821

Finding the Fourth Proportional to 35,734.17, 49,313.07 and 19,821

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Solution

The fourth proportional to 35,734.17, 49,313.07 and 19,821 is: 27,352.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,734.17 : 49,313.07 = 19,821 : x
  2. Step 2: Convert to fraction form
    35,734.17/49,313.07 = 19,821/x
  3. Step 3: Cross multiply
    35,734.17x = 49,313.07 × 19,821
  4. Step 4: Simplify right side
    35,734.17x = 977,434,360.47
  5. Step 5: Solve for x
    x = 977,434,360.47/35,734.17
  6. Step 6: Final answer
    x = 27,352.93

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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.