Home / 14,073.53-21,117.59-6,181.60

Finding the Fourth Proportional to 14,073.53, 21,117.59 and 6,181.60

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Solution

The fourth proportional to 14,073.53, 21,117.59 and 6,181.60 is: 9,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.53 : 21,117.59 = 6,181.60 : x
  2. Step 2: Convert to fraction form
    14,073.53/21,117.59 = 6,181.60/x
  3. Step 3: Cross multiply
    14,073.53x = 21,117.59 × 6,181.60
  4. Step 4: Simplify right side
    14,073.53x = 130,540,357.85
  5. Step 5: Solve for x
    x = 130,540,357.85/14,073.53
  6. Step 6: Final answer
    x = 9,275.60

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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.