Home / 27,531.42-37,986.87-15,592.26

Finding the Fourth Proportional to 27,531.42, 37,986.87 and 15,592.26

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Solution

The fourth proportional to 27,531.42, 37,986.87 and 15,592.26 is: 21,513.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,531.42 : 37,986.87 = 15,592.26 : x
  2. Step 2: Convert to fraction form
    27,531.42/37,986.87 = 15,592.26/x
  3. Step 3: Cross multiply
    27,531.42x = 37,986.87 × 15,592.26
  4. Step 4: Simplify right side
    27,531.42x = 592,301,153.63
  5. Step 5: Solve for x
    x = 592,301,153.63/27,531.42
  6. Step 6: Final answer
    x = 21,513.64

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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.