Home / 27,290.10-37,665.51-17,085.88

Finding the Fourth Proportional to 27,290.10, 37,665.51 and 17,085.88

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Solution

The fourth proportional to 27,290.10, 37,665.51 and 17,085.88 is: 23,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,290.10 : 37,665.51 = 17,085.88 : x
  2. Step 2: Convert to fraction form
    27,290.10/37,665.51 = 17,085.88/x
  3. Step 3: Cross multiply
    27,290.10x = 37,665.51 × 17,085.88
  4. Step 4: Simplify right side
    27,290.10x = 643,548,289.84
  5. Step 5: Solve for x
    x = 643,548,289.84/27,290.10
  6. Step 6: Final answer
    x = 23,581.75

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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.