Home / 58,690.12-80,979.06-33,539.08

Finding the Fourth Proportional to 58,690.12, 80,979.06 and 33,539.08

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Solution

The fourth proportional to 58,690.12, 80,979.06 and 33,539.08 is: 46,276.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,690.12 : 80,979.06 = 33,539.08 : x
  2. Step 2: Convert to fraction form
    58,690.12/80,979.06 = 33,539.08/x
  3. Step 3: Cross multiply
    58,690.12x = 80,979.06 × 33,539.08
  4. Step 4: Simplify right side
    58,690.12x = 2,715,963,171.66
  5. Step 5: Solve for x
    x = 2,715,963,171.66/58,690.12
  6. Step 6: Final answer
    x = 46,276.33

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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.