Home / 14,760.72-20,364.48-9,457.92

Finding the Fourth Proportional to 14,760.72, 20,364.48 and 9,457.92

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Solution

The fourth proportional to 14,760.72, 20,364.48 and 9,457.92 is: 13,048.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.72 : 20,364.48 = 9,457.92 : x
  2. Step 2: Convert to fraction form
    14,760.72/20,364.48 = 9,457.92/x
  3. Step 3: Cross multiply
    14,760.72x = 20,364.48 × 9,457.92
  4. Step 4: Simplify right side
    14,760.72x = 192,605,622.68
  5. Step 5: Solve for x
    x = 192,605,622.68/14,760.72
  6. Step 6: Final answer
    x = 13,048.52

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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.