Home / 38,887.86-53,585.64-36,438.42

Finding the Fourth Proportional to 38,887.86, 53,585.64 and 36,438.42

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Solution

The fourth proportional to 38,887.86, 53,585.64 and 36,438.42 is: 50,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,887.86 : 53,585.64 = 36,438.42 : x
  2. Step 2: Convert to fraction form
    38,887.86/53,585.64 = 36,438.42/x
  3. Step 3: Cross multiply
    38,887.86x = 53,585.64 × 36,438.42
  4. Step 4: Simplify right side
    38,887.86x = 1,952,576,056.29
  5. Step 5: Solve for x
    x = 1,952,576,056.29/38,887.86
  6. Step 6: Final answer
    x = 50,210.43

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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.