Home / 53,070.50-73,237.65-28,871.69

Finding the Fourth Proportional to 53,070.50, 73,237.65 and 28,871.69

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Solution

The fourth proportional to 53,070.50, 73,237.65 and 28,871.69 is: 39,843.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,070.50 : 73,237.65 = 28,871.69 : x
  2. Step 2: Convert to fraction form
    53,070.50/73,237.65 = 28,871.69/x
  3. Step 3: Cross multiply
    53,070.50x = 73,237.65 × 28,871.69
  4. Step 4: Simplify right side
    53,070.50x = 2,114,494,360.94
  5. Step 5: Solve for x
    x = 2,114,494,360.94/53,070.50
  6. Step 6: Final answer
    x = 39,843.12

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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.