Home / 20,328.06-30,496.77-10,967.88

Finding the Fourth Proportional to 20,328.06, 30,496.77 and 10,967.88

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Solution

The fourth proportional to 20,328.06, 30,496.77 and 10,967.88 is: 16,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,328.06 : 30,496.77 = 10,967.88 : x
  2. Step 2: Convert to fraction form
    20,328.06/30,496.77 = 10,967.88/x
  3. Step 3: Cross multiply
    20,328.06x = 30,496.77 × 10,967.88
  4. Step 4: Simplify right side
    20,328.06x = 334,484,913.75
  5. Step 5: Solve for x
    x = 334,484,913.75/20,328.06
  6. Step 6: Final answer
    x = 16,454.35

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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.