Home / 10,467.28-14,429.64-7,313.68

Finding the Fourth Proportional to 10,467.28, 14,429.64 and 7,313.68

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Solution

The fourth proportional to 10,467.28, 14,429.64 and 7,313.68 is: 10,082.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.28 : 14,429.64 = 7,313.68 : x
  2. Step 2: Convert to fraction form
    10,467.28/14,429.64 = 7,313.68/x
  3. Step 3: Cross multiply
    10,467.28x = 14,429.64 × 7,313.68
  4. Step 4: Simplify right side
    10,467.28x = 105,533,769.48
  5. Step 5: Solve for x
    x = 105,533,769.48/10,467.28
  6. Step 6: Final answer
    x = 10,082.25

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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.