Home / 28,566.74-39,426.75-17,080.88

Finding the Fourth Proportional to 28,566.74, 39,426.75 and 17,080.88

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Solution

The fourth proportional to 28,566.74, 39,426.75 and 17,080.88 is: 23,574.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566.74 : 39,426.75 = 17,080.88 : x
  2. Step 2: Convert to fraction form
    28,566.74/39,426.75 = 17,080.88/x
  3. Step 3: Cross multiply
    28,566.74x = 39,426.75 × 17,080.88
  4. Step 4: Simplify right side
    28,566.74x = 673,443,388.41
  5. Step 5: Solve for x
    x = 673,443,388.41/28,566.74
  6. Step 6: Final answer
    x = 23,574.39

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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.