Home / 39,256.93-54,174.93-21,352.30

Finding the Fourth Proportional to 39,256.93, 54,174.93 and 21,352.30

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Solution

The fourth proportional to 39,256.93, 54,174.93 and 21,352.30 is: 29,466.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256.93 : 54,174.93 = 21,352.30 : x
  2. Step 2: Convert to fraction form
    39,256.93/54,174.93 = 21,352.30/x
  3. Step 3: Cross multiply
    39,256.93x = 54,174.93 × 21,352.30
  4. Step 4: Simplify right side
    39,256.93x = 1,156,759,357.84
  5. Step 5: Solve for x
    x = 1,156,759,357.84/39,256.93
  6. Step 6: Final answer
    x = 29,466.37

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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.