Home / 27,284.90-37,652.90-15,185.18

Finding the Fourth Proportional to 27,284.90, 37,652.90 and 15,185.18

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Solution

The fourth proportional to 27,284.90, 37,652.90 and 15,185.18 is: 20,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284.90 : 37,652.90 = 15,185.18 : x
  2. Step 2: Convert to fraction form
    27,284.90/37,652.90 = 15,185.18/x
  3. Step 3: Cross multiply
    27,284.90x = 37,652.90 × 15,185.18
  4. Step 4: Simplify right side
    27,284.90x = 571,765,799.83
  5. Step 5: Solve for x
    x = 571,765,799.83/27,284.90
  6. Step 6: Final answer
    x = 20,955.40

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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.