Home / 47,862.61-71,798.83-18,305.31

Finding the Fourth Proportional to 47,862.61, 71,798.83 and 18,305.31

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Solution

The fourth proportional to 47,862.61, 71,798.83 and 18,305.31 is: 27,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,862.61 : 71,798.83 = 18,305.31 : x
  2. Step 2: Convert to fraction form
    47,862.61/71,798.83 = 18,305.31/x
  3. Step 3: Cross multiply
    47,862.61x = 71,798.83 × 18,305.31
  4. Step 4: Simplify right side
    47,862.61x = 1,314,299,527.56
  5. Step 5: Solve for x
    x = 1,314,299,527.56/47,862.61
  6. Step 6: Final answer
    x = 27,459.84

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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.