Home / 38,943.18-53,742.64-23,835.54

Finding the Fourth Proportional to 38,943.18, 53,742.64 and 23,835.54

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Solution

The fourth proportional to 38,943.18, 53,742.64 and 23,835.54 is: 32,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,943.18 : 53,742.64 = 23,835.54 : x
  2. Step 2: Convert to fraction form
    38,943.18/53,742.64 = 23,835.54/x
  3. Step 3: Cross multiply
    38,943.18x = 53,742.64 × 23,835.54
  4. Step 4: Simplify right side
    38,943.18x = 1,280,984,845.43
  5. Step 5: Solve for x
    x = 1,280,984,845.43/38,943.18
  6. Step 6: Final answer
    x = 32,893.69

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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.