Home / 37,866.72-52,259.09-20,873.99

Finding the Fourth Proportional to 37,866.72, 52,259.09 and 20,873.99

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Solution

The fourth proportional to 37,866.72, 52,259.09 and 20,873.99 is: 28,807.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,866.72 : 52,259.09 = 20,873.99 : x
  2. Step 2: Convert to fraction form
    37,866.72/52,259.09 = 20,873.99/x
  3. Step 3: Cross multiply
    37,866.72x = 52,259.09 × 20,873.99
  4. Step 4: Simplify right side
    37,866.72x = 1,090,855,356.40
  5. Step 5: Solve for x
    x = 1,090,855,356.40/37,866.72
  6. Step 6: Final answer
    x = 28,807.76

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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.