Home / 37,265.70-55,898.55-12,309.60

Finding the Fourth Proportional to 37,265.70, 55,898.55 and 12,309.60

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Solution

The fourth proportional to 37,265.70, 55,898.55 and 12,309.60 is: 18,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,265.70 : 55,898.55 = 12,309.60 : x
  2. Step 2: Convert to fraction form
    37,265.70/55,898.55 = 12,309.60/x
  3. Step 3: Cross multiply
    37,265.70x = 55,898.55 × 12,309.60
  4. Step 4: Simplify right side
    37,265.70x = 688,088,791.08
  5. Step 5: Solve for x
    x = 688,088,791.08/37,265.70
  6. Step 6: Final answer
    x = 18,464.40

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1.5x scale

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.