Home / 39,222.36-54,128.06-24,123.90

Finding the Fourth Proportional to 39,222.36, 54,128.06 and 24,123.90

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Solution

The fourth proportional to 39,222.36, 54,128.06 and 24,123.90 is: 33,291.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,222.36 : 54,128.06 = 24,123.90 : x
  2. Step 2: Convert to fraction form
    39,222.36/54,128.06 = 24,123.90/x
  3. Step 3: Cross multiply
    39,222.36x = 54,128.06 × 24,123.90
  4. Step 4: Simplify right side
    39,222.36x = 1,305,779,906.63
  5. Step 5: Solve for x
    x = 1,305,779,906.63/39,222.36
  6. Step 6: Final answer
    x = 33,291.72

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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.