Home / 50,009.02-74,969.36-18,866.14

Finding the Fourth Proportional to 50,009.02, 74,969.36 and 18,866.14

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Solution

The fourth proportional to 50,009.02, 74,969.36 and 18,866.14 is: 28,282.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,009.02 : 74,969.36 = 18,866.14 : x
  2. Step 2: Convert to fraction form
    50,009.02/74,969.36 = 18,866.14/x
  3. Step 3: Cross multiply
    50,009.02x = 74,969.36 × 18,866.14
  4. Step 4: Simplify right side
    50,009.02x = 1,414,382,441.47
  5. Step 5: Solve for x
    x = 1,414,382,441.47/50,009.02
  6. Step 6: Final answer
    x = 28,282.55

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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.