Home / 19,116.12-28,656.50-17,539.55

Finding the Fourth Proportional to 19,116.12, 28,656.50 and 17,539.55

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Solution

The fourth proportional to 19,116.12, 28,656.50 and 17,539.55 is: 26,293.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.12 : 28,656.50 = 17,539.55 : x
  2. Step 2: Convert to fraction form
    19,116.12/28,656.50 = 17,539.55/x
  3. Step 3: Cross multiply
    19,116.12x = 28,656.50 × 17,539.55
  4. Step 4: Simplify right side
    19,116.12x = 502,621,883.59
  5. Step 5: Solve for x
    x = 502,621,883.59/19,116.12
  6. Step 6: Final answer
    x = 26,293.09

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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.