Home / 52,337.37-78,487.07-28,662.51

Finding the Fourth Proportional to 52,337.37, 78,487.07 and 28,662.51

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Solution

The fourth proportional to 52,337.37, 78,487.07 and 28,662.51 is: 42,983.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,337.37 : 78,487.07 = 28,662.51 : x
  2. Step 2: Convert to fraction form
    52,337.37/78,487.07 = 28,662.51/x
  3. Step 3: Cross multiply
    52,337.37x = 78,487.07 × 28,662.51
  4. Step 4: Simplify right side
    52,337.37x = 2,249,636,285.43
  5. Step 5: Solve for x
    x = 2,249,636,285.43/52,337.37
  6. Step 6: Final answer
    x = 42,983.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.