Home / 14,743.12-20,341.92-10,276.24

Finding the Fourth Proportional to 14,743.12, 20,341.92 and 10,276.24

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Solution

The fourth proportional to 14,743.12, 20,341.92 and 10,276.24 is: 14,178.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.12 : 20,341.92 = 10,276.24 : x
  2. Step 2: Convert to fraction form
    14,743.12/20,341.92 = 10,276.24/x
  3. Step 3: Cross multiply
    14,743.12x = 20,341.92 × 10,276.24
  4. Step 4: Simplify right side
    14,743.12x = 209,038,451.98
  5. Step 5: Solve for x
    x = 209,038,451.98/14,743.12
  6. Step 6: Final answer
    x = 14,178.71

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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.