Home / 27,185.04-37,490.80-17,615.20

Finding the Fourth Proportional to 27,185.04, 37,490.80 and 17,615.20

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Solution

The fourth proportional to 27,185.04, 37,490.80 and 17,615.20 is: 24,293.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.04 : 37,490.80 = 17,615.20 : x
  2. Step 2: Convert to fraction form
    27,185.04/37,490.80 = 17,615.20/x
  3. Step 3: Cross multiply
    27,185.04x = 37,490.80 × 17,615.20
  4. Step 4: Simplify right side
    27,185.04x = 660,407,940.16
  5. Step 5: Solve for x
    x = 660,407,940.16/27,185.04
  6. Step 6: Final answer
    x = 24,293.06

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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.