Home / 52,326.82-78,539.55-19,079.02

Finding the Fourth Proportional to 52,326.82, 78,539.55 and 19,079.02

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Solution

The fourth proportional to 52,326.82, 78,539.55 and 19,079.02 is: 28,636.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,326.82 : 78,539.55 = 19,079.02 : x
  2. Step 2: Convert to fraction form
    52,326.82/78,539.55 = 19,079.02/x
  3. Step 3: Cross multiply
    52,326.82x = 78,539.55 × 19,079.02
  4. Step 4: Simplify right side
    52,326.82x = 1,498,457,645.24
  5. Step 5: Solve for x
    x = 1,498,457,645.24/52,326.82
  6. Step 6: Final answer
    x = 28,636.51

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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.