Home / 52,583.20-72,567.77-28,712.09

Finding the Fourth Proportional to 52,583.20, 72,567.77 and 28,712.09

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Solution

The fourth proportional to 52,583.20, 72,567.77 and 28,712.09 is: 39,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,583.20 : 72,567.77 = 28,712.09 : x
  2. Step 2: Convert to fraction form
    52,583.20/72,567.77 = 28,712.09/x
  3. Step 3: Cross multiply
    52,583.20x = 72,567.77 × 28,712.09
  4. Step 4: Simplify right side
    52,583.20x = 2,083,572,381.20
  5. Step 5: Solve for x
    x = 2,083,572,381.20/52,583.20
  6. Step 6: Final answer
    x = 39,624.30

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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.