Home / 39,466.22-54,463.44-21,561.53

Finding the Fourth Proportional to 39,466.22, 54,463.44 and 21,561.53

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Solution

The fourth proportional to 39,466.22, 54,463.44 and 21,561.53 is: 29,754.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,466.22 : 54,463.44 = 21,561.53 : x
  2. Step 2: Convert to fraction form
    39,466.22/54,463.44 = 21,561.53/x
  3. Step 3: Cross multiply
    39,466.22x = 54,463.44 × 21,561.53
  4. Step 4: Simplify right side
    39,466.22x = 1,174,315,095.46
  5. Step 5: Solve for x
    x = 1,174,315,095.46/39,466.22
  6. Step 6: Final answer
    x = 29,754.94

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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.