Home / 52,509.62-72,461.09-28,635.86

Finding the Fourth Proportional to 52,509.62, 72,461.09 and 28,635.86

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Solution

The fourth proportional to 52,509.62, 72,461.09 and 28,635.86 is: 39,516.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,509.62 : 72,461.09 = 28,635.86 : x
  2. Step 2: Convert to fraction form
    52,509.62/72,461.09 = 28,635.86/x
  3. Step 3: Cross multiply
    52,509.62x = 72,461.09 × 28,635.86
  4. Step 4: Simplify right side
    52,509.62x = 2,074,985,628.69
  5. Step 5: Solve for x
    x = 2,074,985,628.69/52,509.62
  6. Step 6: Final answer
    x = 39,516.29

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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.