Home / 27,525.94-37,986.50-15,589.10

Finding the Fourth Proportional to 27,525.94, 37,986.50 and 15,589.10

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Solution

The fourth proportional to 27,525.94, 37,986.50 and 15,589.10 is: 21,513.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,525.94 : 37,986.50 = 15,589.10 : x
  2. Step 2: Convert to fraction form
    27,525.94/37,986.50 = 15,589.10/x
  3. Step 3: Cross multiply
    27,525.94x = 37,986.50 × 15,589.10
  4. Step 4: Simplify right side
    27,525.94x = 592,175,269.20
  5. Step 5: Solve for x
    x = 592,175,269.20/27,525.94
  6. Step 6: Final answer
    x = 21,513.36

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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.