Home / 39,506.67-54,518.00-21,601.22

Finding the Fourth Proportional to 39,506.67, 54,518.00 and 21,601.22

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Solution

The fourth proportional to 39,506.67, 54,518.00 and 21,601.22 is: 29,809.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,506.67 : 54,518.00 = 21,601.22 : x
  2. Step 2: Convert to fraction form
    39,506.67/54,518.00 = 21,601.22/x
  3. Step 3: Cross multiply
    39,506.67x = 54,518.00 × 21,601.22
  4. Step 4: Simplify right side
    39,506.67x = 1,177,654,931.36
  5. Step 5: Solve for x
    x = 1,177,654,931.36/39,506.67
  6. Step 6: Final answer
    x = 29,809.02

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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.