Home / 39,221.86-54,127.37-24,123.40

Finding the Fourth Proportional to 39,221.86, 54,127.37 and 24,123.40

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Solution

The fourth proportional to 39,221.86, 54,127.37 and 24,123.40 is: 33,291.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.86 : 54,127.37 = 24,123.40 : x
  2. Step 2: Convert to fraction form
    39,221.86/54,127.37 = 24,123.40/x
  3. Step 3: Cross multiply
    39,221.86x = 54,127.37 × 24,123.40
  4. Step 4: Simplify right side
    39,221.86x = 1,305,736,197.46
  5. Step 5: Solve for x
    x = 1,305,736,197.46/39,221.86
  6. Step 6: Final answer
    x = 33,291.03

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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.