Home / 37,616.99-51,913.13-21,485.70

Finding the Fourth Proportional to 37,616.99, 51,913.13 and 21,485.70

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Solution

The fourth proportional to 37,616.99, 51,913.13 and 21,485.70 is: 29,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,616.99 : 51,913.13 = 21,485.70 : x
  2. Step 2: Convert to fraction form
    37,616.99/51,913.13 = 21,485.70/x
  3. Step 3: Cross multiply
    37,616.99x = 51,913.13 × 21,485.70
  4. Step 4: Simplify right side
    37,616.99x = 1,115,389,829.81
  5. Step 5: Solve for x
    x = 1,115,389,829.81/37,616.99
  6. Step 6: Final answer
    x = 29,651.23

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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.