Home / 38,931.51-53,669.48-27,734.07

Finding the Fourth Proportional to 38,931.51, 53,669.48 and 27,734.07

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Solution

The fourth proportional to 38,931.51, 53,669.48 and 27,734.07 is: 38,233.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,931.51 : 53,669.48 = 27,734.07 : x
  2. Step 2: Convert to fraction form
    38,931.51/53,669.48 = 27,734.07/x
  3. Step 3: Cross multiply
    38,931.51x = 53,669.48 × 27,734.07
  4. Step 4: Simplify right side
    38,931.51x = 1,488,472,976.51
  5. Step 5: Solve for x
    x = 1,488,472,976.51/38,931.51
  6. Step 6: Final answer
    x = 38,233.12

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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.