Home / 50,008.02-74,967.86-18,865.14

Finding the Fourth Proportional to 50,008.02, 74,967.86 and 18,865.14

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Solution

The fourth proportional to 50,008.02, 74,967.86 and 18,865.14 is: 28,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,008.02 : 74,967.86 = 18,865.14 : x
  2. Step 2: Convert to fraction form
    50,008.02/74,967.86 = 18,865.14/x
  3. Step 3: Cross multiply
    50,008.02x = 74,967.86 × 18,865.14
  4. Step 4: Simplify right side
    50,008.02x = 1,414,279,174.40
  5. Step 5: Solve for x
    x = 1,414,279,174.40/50,008.02
  6. Step 6: Final answer
    x = 28,281.05

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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.