Home / 28,782.66-43,182.60-17,397.30

Finding the Fourth Proportional to 28,782.66, 43,182.60 and 17,397.30

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Solution

The fourth proportional to 28,782.66, 43,182.60 and 17,397.30 is: 26,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,782.66 : 43,182.60 = 17,397.30 : x
  2. Step 2: Convert to fraction form
    28,782.66/43,182.60 = 17,397.30/x
  3. Step 3: Cross multiply
    28,782.66x = 43,182.60 × 17,397.30
  4. Step 4: Simplify right side
    28,782.66x = 751,260,646.98
  5. Step 5: Solve for x
    x = 751,260,646.98/28,782.66
  6. Step 6: Final answer
    x = 26,101.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.