Home / 27,530.42-37,985.49-15,591.26

Finding the Fourth Proportional to 27,530.42, 37,985.49 and 15,591.26

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Solution

The fourth proportional to 27,530.42, 37,985.49 and 15,591.26 is: 21,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530.42 : 37,985.49 = 15,591.26 : x
  2. Step 2: Convert to fraction form
    27,530.42/37,985.49 = 15,591.26/x
  3. Step 3: Cross multiply
    27,530.42x = 37,985.49 × 15,591.26
  4. Step 4: Simplify right side
    27,530.42x = 592,241,650.82
  5. Step 5: Solve for x
    x = 592,241,650.82/27,530.42
  6. Step 6: Final answer
    x = 21,512.26

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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.