Home / 38,787.36-53,525.12-23,705.28

Finding the Fourth Proportional to 38,787.36, 53,525.12 and 23,705.28

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Solution

The fourth proportional to 38,787.36, 53,525.12 and 23,705.28 is: 32,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787.36 : 53,525.12 = 23,705.28 : x
  2. Step 2: Convert to fraction form
    38,787.36/53,525.12 = 23,705.28/x
  3. Step 3: Cross multiply
    38,787.36x = 53,525.12 × 23,705.28
  4. Step 4: Simplify right side
    38,787.36x = 1,268,827,956.63
  5. Step 5: Solve for x
    x = 1,268,827,956.63/38,787.36
  6. Step 6: Final answer
    x = 32,712.41

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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.