Home / 16,749.28-25,126.65-5,656.63

Finding the Fourth Proportional to 16,749.28, 25,126.65 and 5,656.63

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Solution

The fourth proportional to 16,749.28, 25,126.65 and 5,656.63 is: 8,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.28 : 25,126.65 = 5,656.63 : x
  2. Step 2: Convert to fraction form
    16,749.28/25,126.65 = 5,656.63/x
  3. Step 3: Cross multiply
    16,749.28x = 25,126.65 × 5,656.63
  4. Step 4: Simplify right side
    16,749.28x = 142,132,133.91
  5. Step 5: Solve for x
    x = 142,132,133.91/16,749.28
  6. Step 6: Final answer
    x = 8,485.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.