Home / 52,776.79-72,829.26-28,898.85

Finding the Fourth Proportional to 52,776.79, 72,829.26 and 28,898.85

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Solution

The fourth proportional to 52,776.79, 72,829.26 and 28,898.85 is: 39,878.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,776.79 : 72,829.26 = 28,898.85 : x
  2. Step 2: Convert to fraction form
    52,776.79/72,829.26 = 28,898.85/x
  3. Step 3: Cross multiply
    52,776.79x = 72,829.26 × 28,898.85
  4. Step 4: Simplify right side
    52,776.79x = 2,104,682,050.55
  5. Step 5: Solve for x
    x = 2,104,682,050.55/52,776.79
  6. Step 6: Final answer
    x = 39,878.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.