Home / 16,279.13-22,457.08-10,964.72

Finding the Fourth Proportional to 16,279.13, 22,457.08 and 10,964.72

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Solution

The fourth proportional to 16,279.13, 22,457.08 and 10,964.72 is: 15,125.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.13 : 22,457.08 = 10,964.72 : x
  2. Step 2: Convert to fraction form
    16,279.13/22,457.08 = 10,964.72/x
  3. Step 3: Cross multiply
    16,279.13x = 22,457.08 × 10,964.72
  4. Step 4: Simplify right side
    16,279.13x = 246,235,594.22
  5. Step 5: Solve for x
    x = 246,235,594.22/16,279.13
  6. Step 6: Final answer
    x = 15,125.84

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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.