Home / 35,742.75-49,320.54-19,825.04

Finding the Fourth Proportional to 35,742.75, 49,320.54 and 19,825.04

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Solution

The fourth proportional to 35,742.75, 49,320.54 and 19,825.04 is: 27,356.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.75 : 49,320.54 = 19,825.04 : x
  2. Step 2: Convert to fraction form
    35,742.75/49,320.54 = 19,825.04/x
  3. Step 3: Cross multiply
    35,742.75x = 49,320.54 × 19,825.04
  4. Step 4: Simplify right side
    35,742.75x = 977,781,431.72
  5. Step 5: Solve for x
    x = 977,781,431.72/35,742.75
  6. Step 6: Final answer
    x = 27,356.08

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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.