Home / 27,171.42-37,457.18-19,080.43

Finding the Fourth Proportional to 27,171.42, 37,457.18 and 19,080.43

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Solution

The fourth proportional to 27,171.42, 37,457.18 and 19,080.43 is: 26,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,171.42 : 37,457.18 = 19,080.43 : x
  2. Step 2: Convert to fraction form
    27,171.42/37,457.18 = 19,080.43/x
  3. Step 3: Cross multiply
    27,171.42x = 37,457.18 × 19,080.43
  4. Step 4: Simplify right side
    27,171.42x = 714,699,090.82
  5. Step 5: Solve for x
    x = 714,699,090.82/27,171.42
  6. Step 6: Final answer
    x = 26,303.34

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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.