Home / 39,518.42-54,510.49-27,577.40

Finding the Fourth Proportional to 39,518.42, 54,510.49 and 27,577.40

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Solution

The fourth proportional to 39,518.42, 54,510.49 and 27,577.40 is: 38,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,518.42 : 54,510.49 = 27,577.40 : x
  2. Step 2: Convert to fraction form
    39,518.42/54,510.49 = 27,577.40/x
  3. Step 3: Cross multiply
    39,518.42x = 54,510.49 × 27,577.40
  4. Step 4: Simplify right side
    39,518.42x = 1,503,257,654.26
  5. Step 5: Solve for x
    x = 1,503,257,654.26/39,518.42
  6. Step 6: Final answer
    x = 38,039.41

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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.