Home / 39,297.09-58,946.24-21,877.64

Finding the Fourth Proportional to 39,297.09, 58,946.24 and 21,877.64

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Solution

The fourth proportional to 39,297.09, 58,946.24 and 21,877.64 is: 32,816.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,297.09 : 58,946.24 = 21,877.64 : x
  2. Step 2: Convert to fraction form
    39,297.09/58,946.24 = 21,877.64/x
  3. Step 3: Cross multiply
    39,297.09x = 58,946.24 × 21,877.64
  4. Step 4: Simplify right side
    39,297.09x = 1,289,604,378.04
  5. Step 5: Solve for x
    x = 1,289,604,378.04/39,297.09
  6. Step 6: Final answer
    x = 32,816.79

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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.