Home / 38,695.10-53,280.10-33,887.34

Finding the Fourth Proportional to 38,695.10, 53,280.10 and 33,887.34

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Solution

The fourth proportional to 38,695.10, 53,280.10 and 33,887.34 is: 46,660.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,695.10 : 53,280.10 = 33,887.34 : x
  2. Step 2: Convert to fraction form
    38,695.10/53,280.10 = 33,887.34/x
  3. Step 3: Cross multiply
    38,695.10x = 53,280.10 × 33,887.34
  4. Step 4: Simplify right side
    38,695.10x = 1,805,520,863.93
  5. Step 5: Solve for x
    x = 1,805,520,863.93/38,695.10
  6. Step 6: Final answer
    x = 46,660.19

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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.