Home / 52,573.21-72,551.16-28,699.90

Finding the Fourth Proportional to 52,573.21, 72,551.16 and 28,699.90

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Solution

The fourth proportional to 52,573.21, 72,551.16 and 28,699.90 is: 39,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,573.21 : 72,551.16 = 28,699.90 : x
  2. Step 2: Convert to fraction form
    52,573.21/72,551.16 = 28,699.90/x
  3. Step 3: Cross multiply
    52,573.21x = 72,551.16 × 28,699.90
  4. Step 4: Simplify right side
    52,573.21x = 2,082,211,036.88
  5. Step 5: Solve for x
    x = 2,082,211,036.88/52,573.21
  6. Step 6: Final answer
    x = 39,605.93

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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.