Home / 38,787.36-53,532.34-23,688.70

Finding the Fourth Proportional to 38,787.36, 53,532.34 and 23,688.70

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Solution

The fourth proportional to 38,787.36, 53,532.34 and 23,688.70 is: 32,693.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787.36 : 53,532.34 = 23,688.70 : x
  2. Step 2: Convert to fraction form
    38,787.36/53,532.34 = 23,688.70/x
  3. Step 3: Cross multiply
    38,787.36x = 53,532.34 × 23,688.70
  4. Step 4: Simplify right side
    38,787.36x = 1,268,111,542.56
  5. Step 5: Solve for x
    x = 1,268,111,542.56/38,787.36
  6. Step 6: Final answer
    x = 32,693.94

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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.