Home / 38,893.76-53,656.56-23,787.12

Finding the Fourth Proportional to 38,893.76, 53,656.56 and 23,787.12

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Solution

The fourth proportional to 38,893.76, 53,656.56 and 23,787.12 is: 32,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,893.76 : 53,656.56 = 23,787.12 : x
  2. Step 2: Convert to fraction form
    38,893.76/53,656.56 = 23,787.12/x
  3. Step 3: Cross multiply
    38,893.76x = 53,656.56 × 23,787.12
  4. Step 4: Simplify right side
    38,893.76x = 1,276,335,031.51
  5. Step 5: Solve for x
    x = 1,276,335,031.51/38,893.76
  6. Step 6: Final answer
    x = 32,815.93

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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.