Home / 32,749.13-49,121.37-11,686.79

Finding the Fourth Proportional to 32,749.13, 49,121.37 and 11,686.79

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Solution

The fourth proportional to 32,749.13, 49,121.37 and 11,686.79 is: 17,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,749.13 : 49,121.37 = 11,686.79 : x
  2. Step 2: Convert to fraction form
    32,749.13/49,121.37 = 11,686.79/x
  3. Step 3: Cross multiply
    32,749.13x = 49,121.37 × 11,686.79
  4. Step 4: Simplify right side
    32,749.13x = 574,071,258.51
  5. Step 5: Solve for x
    x = 574,071,258.51/32,749.13
  6. Step 6: Final answer
    x = 17,529.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.