Home / 27,531.48-37,993.55-15,597.03

Finding the Fourth Proportional to 27,531.48, 37,993.55 and 15,597.03

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Solution

The fourth proportional to 27,531.48, 37,993.55 and 15,597.03 is: 21,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,531.48 : 37,993.55 = 15,597.03 : x
  2. Step 2: Convert to fraction form
    27,531.48/37,993.55 = 15,597.03/x
  3. Step 3: Cross multiply
    27,531.48x = 37,993.55 × 15,597.03
  4. Step 4: Simplify right side
    27,531.48x = 592,586,461.17
  5. Step 5: Solve for x
    x = 592,586,461.17/27,531.48
  6. Step 6: Final answer
    x = 21,523.96

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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.