Home / 49,269.12-67,991.28-26,913.12

Finding the Fourth Proportional to 49,269.12, 67,991.28 and 26,913.12

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Solution

The fourth proportional to 49,269.12, 67,991.28 and 26,913.12 is: 37,140.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,269.12 : 67,991.28 = 26,913.12 : x
  2. Step 2: Convert to fraction form
    49,269.12/67,991.28 = 26,913.12/x
  3. Step 3: Cross multiply
    49,269.12x = 67,991.28 × 26,913.12
  4. Step 4: Simplify right side
    49,269.12x = 1,829,857,477.59
  5. Step 5: Solve for x
    x = 1,829,857,477.59/49,269.12
  6. Step 6: Final answer
    x = 37,140.05

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1.5x scale

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.