Home / 38,877.90-53,655.39-23,777.34

Finding the Fourth Proportional to 38,877.90, 53,655.39 and 23,777.34

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Solution

The fourth proportional to 38,877.90, 53,655.39 and 23,777.34 is: 32,815.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,877.90 : 53,655.39 = 23,777.34 : x
  2. Step 2: Convert to fraction form
    38,877.90/53,655.39 = 23,777.34/x
  3. Step 3: Cross multiply
    38,877.90x = 53,655.39 × 23,777.34
  4. Step 4: Simplify right side
    38,877.90x = 1,275,782,450.86
  5. Step 5: Solve for x
    x = 1,275,782,450.86/38,877.90
  6. Step 6: Final answer
    x = 32,815.11

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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.