Home / 47,225.86-70,846.47-13,949.28

Finding the Fourth Proportional to 47,225.86, 70,846.47 and 13,949.28

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Solution

The fourth proportional to 47,225.86, 70,846.47 and 13,949.28 is: 20,926.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,225.86 : 70,846.47 = 13,949.28 : x
  2. Step 2: Convert to fraction form
    47,225.86/70,846.47 = 13,949.28/x
  3. Step 3: Cross multiply
    47,225.86x = 70,846.47 × 13,949.28
  4. Step 4: Simplify right side
    47,225.86x = 988,257,247.04
  5. Step 5: Solve for x
    x = 988,257,247.04/47,225.86
  6. Step 6: Final answer
    x = 20,926.19

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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.