Home / 16,763.84-25,148.48-5,671.20

Finding the Fourth Proportional to 16,763.84, 25,148.48 and 5,671.20

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Solution

The fourth proportional to 16,763.84, 25,148.48 and 5,671.20 is: 8,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.84 : 25,148.48 = 5,671.20 : x
  2. Step 2: Convert to fraction form
    16,763.84/25,148.48 = 5,671.20/x
  3. Step 3: Cross multiply
    16,763.84x = 25,148.48 × 5,671.20
  4. Step 4: Simplify right side
    16,763.84x = 142,622,031.42
  5. Step 5: Solve for x
    x = 142,622,031.42/16,763.84
  6. Step 6: Final answer
    x = 8,507.72

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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.