Home / 36,253.02-50,030.83-21,143.28

Finding the Fourth Proportional to 36,253.02, 50,030.83 and 21,143.28

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Solution

The fourth proportional to 36,253.02, 50,030.83 and 21,143.28 is: 29,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,253.02 : 50,030.83 = 21,143.28 : x
  2. Step 2: Convert to fraction form
    36,253.02/50,030.83 = 21,143.28/x
  3. Step 3: Cross multiply
    36,253.02x = 50,030.83 × 21,143.28
  4. Step 4: Simplify right side
    36,253.02x = 1,057,815,847.32
  5. Step 5: Solve for x
    x = 1,057,815,847.32/36,253.02
  6. Step 6: Final answer
    x = 29,178.70

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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.