Home / 14,931.38-20,601.03-9,629.24

Finding the Fourth Proportional to 14,931.38, 20,601.03 and 9,629.24

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Solution

The fourth proportional to 14,931.38, 20,601.03 and 9,629.24 is: 13,285.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.38 : 20,601.03 = 9,629.24 : x
  2. Step 2: Convert to fraction form
    14,931.38/20,601.03 = 9,629.24/x
  3. Step 3: Cross multiply
    14,931.38x = 20,601.03 × 9,629.24
  4. Step 4: Simplify right side
    14,931.38x = 198,372,262.12
  5. Step 5: Solve for x
    x = 198,372,262.12/14,931.38
  6. Step 6: Final answer
    x = 13,285.59

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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.