Home / 38,460.15-53,072.42-22,107.87

Finding the Fourth Proportional to 38,460.15, 53,072.42 and 22,107.87

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Solution

The fourth proportional to 38,460.15, 53,072.42 and 22,107.87 is: 30,507.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,460.15 : 53,072.42 = 22,107.87 : x
  2. Step 2: Convert to fraction form
    38,460.15/53,072.42 = 22,107.87/x
  3. Step 3: Cross multiply
    38,460.15x = 53,072.42 × 22,107.87
  4. Step 4: Simplify right side
    38,460.15x = 1,173,318,051.41
  5. Step 5: Solve for x
    x = 1,173,318,051.41/38,460.15
  6. Step 6: Final answer
    x = 30,507.37

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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.