Home / 48,977.68-67,592.08-28,829.92

Finding the Fourth Proportional to 48,977.68, 67,592.08 and 28,829.92

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Solution

The fourth proportional to 48,977.68, 67,592.08 and 28,829.92 is: 39,786.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,977.68 : 67,592.08 = 28,829.92 : x
  2. Step 2: Convert to fraction form
    48,977.68/67,592.08 = 28,829.92/x
  3. Step 3: Cross multiply
    48,977.68x = 67,592.08 × 28,829.92
  4. Step 4: Simplify right side
    48,977.68x = 1,948,674,259.03
  5. Step 5: Solve for x
    x = 1,948,674,259.03/48,977.68
  6. Step 6: Final answer
    x = 39,786.99

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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.