Home / 36,442.77-50,303.60-21,340.28

Finding the Fourth Proportional to 36,442.77, 50,303.60 and 21,340.28

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Solution

The fourth proportional to 36,442.77, 50,303.60 and 21,340.28 is: 29,456.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,442.77 : 50,303.60 = 21,340.28 : x
  2. Step 2: Convert to fraction form
    36,442.77/50,303.60 = 21,340.28/x
  3. Step 3: Cross multiply
    36,442.77x = 50,303.60 × 21,340.28
  4. Step 4: Simplify right side
    36,442.77x = 1,073,492,909.01
  5. Step 5: Solve for x
    x = 1,073,492,909.01/36,442.77
  6. Step 6: Final answer
    x = 29,456.95

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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.