Home / 47,778.66-71,679.53-14,496.77

Finding the Fourth Proportional to 47,778.66, 71,679.53 and 14,496.77

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Solution

The fourth proportional to 47,778.66, 71,679.53 and 14,496.77 is: 21,748.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,778.66 : 71,679.53 = 14,496.77 : x
  2. Step 2: Convert to fraction form
    47,778.66/71,679.53 = 14,496.77/x
  3. Step 3: Cross multiply
    47,778.66x = 71,679.53 × 14,496.77
  4. Step 4: Simplify right side
    47,778.66x = 1,039,121,875.56
  5. Step 5: Solve for x
    x = 1,039,121,875.56/47,778.66
  6. Step 6: Final answer
    x = 21,748.66

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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.