Home / 40,953.28-61,391-16,009.32

Finding the Fourth Proportional to 40,953.28, 61,391 and 16,009.32

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Solution

The fourth proportional to 40,953.28, 61,391 and 16,009.32 is: 23,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,953.28 : 61,391 = 16,009.32 : x
  2. Step 2: Convert to fraction form
    40,953.28/61,391 = 16,009.32/x
  3. Step 3: Cross multiply
    40,953.28x = 61,391 × 16,009.32
  4. Step 4: Simplify right side
    40,953.28x = 982,828,164.12
  5. Step 5: Solve for x
    x = 982,828,164.12/40,953.28
  6. Step 6: Final answer
    x = 23,998.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.