Home / 39,614.85-54,673.10-22,621.53

Finding the Fourth Proportional to 39,614.85, 54,673.10 and 22,621.53

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Solution

The fourth proportional to 39,614.85, 54,673.10 and 22,621.53 is: 31,220.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,614.85 : 54,673.10 = 22,621.53 : x
  2. Step 2: Convert to fraction form
    39,614.85/54,673.10 = 22,621.53/x
  3. Step 3: Cross multiply
    39,614.85x = 54,673.10 × 22,621.53
  4. Step 4: Simplify right side
    39,614.85x = 1,236,789,058.74
  5. Step 5: Solve for x
    x = 1,236,789,058.74/39,614.85
  6. Step 6: Final answer
    x = 31,220.34

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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.