Home / 27,526.08-37,986-15,589.42

Finding the Fourth Proportional to 27,526.08, 37,986 and 15,589.42

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Solution

The fourth proportional to 27,526.08, 37,986 and 15,589.42 is: 21,513.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,526.08 : 37,986 = 15,589.42 : x
  2. Step 2: Convert to fraction form
    27,526.08/37,986 = 15,589.42/x
  3. Step 3: Cross multiply
    27,526.08x = 37,986 × 15,589.42
  4. Step 4: Simplify right side
    27,526.08x = 592,179,708.12
  5. Step 5: Solve for x
    x = 592,179,708.12/27,526.08
  6. Step 6: Final answer
    x = 21,513.41

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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.