Home / 47,821.77-71,731.80-16,656.21

Finding the Fourth Proportional to 47,821.77, 71,731.80 and 16,656.21

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Solution

The fourth proportional to 47,821.77, 71,731.80 and 16,656.21 is: 24,984.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,821.77 : 71,731.80 = 16,656.21 : x
  2. Step 2: Convert to fraction form
    47,821.77/71,731.80 = 16,656.21/x
  3. Step 3: Cross multiply
    47,821.77x = 71,731.80 × 16,656.21
  4. Step 4: Simplify right side
    47,821.77x = 1,194,779,924.48
  5. Step 5: Solve for x
    x = 1,194,779,924.48/47,821.77
  6. Step 6: Final answer
    x = 24,984.02

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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.