Home / 47,218.56-70,835.53-13,941.99

Finding the Fourth Proportional to 47,218.56, 70,835.53 and 13,941.99

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Solution

The fourth proportional to 47,218.56, 70,835.53 and 13,941.99 is: 20,915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,218.56 : 70,835.53 = 13,941.99 : x
  2. Step 2: Convert to fraction form
    47,218.56/70,835.53 = 13,941.99/x
  3. Step 3: Cross multiply
    47,218.56x = 70,835.53 × 13,941.99
  4. Step 4: Simplify right side
    47,218.56x = 987,587,827.02
  5. Step 5: Solve for x
    x = 987,587,827.02/47,218.56
  6. Step 6: Final answer
    x = 20,915.25

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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.