Home / 35,746.54-49,330.28-19,830.99

Finding the Fourth Proportional to 35,746.54, 49,330.28 and 19,830.99

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Solution

The fourth proportional to 35,746.54, 49,330.28 and 19,830.99 is: 27,366.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.54 : 49,330.28 = 19,830.99 : x
  2. Step 2: Convert to fraction form
    35,746.54/49,330.28 = 19,830.99/x
  3. Step 3: Cross multiply
    35,746.54x = 49,330.28 × 19,830.99
  4. Step 4: Simplify right side
    35,746.54x = 978,268,107.72
  5. Step 5: Solve for x
    x = 978,268,107.72/35,746.54
  6. Step 6: Final answer
    x = 27,366.79

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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.