Home / 14,073.50-21,117.51-6,181.56

Finding the Fourth Proportional to 14,073.50, 21,117.51 and 6,181.56

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Solution

The fourth proportional to 14,073.50, 21,117.51 and 6,181.56 is: 9,275.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.50 : 21,117.51 = 6,181.56 : x
  2. Step 2: Convert to fraction form
    14,073.50/21,117.51 = 6,181.56/x
  3. Step 3: Cross multiply
    14,073.50x = 21,117.51 × 6,181.56
  4. Step 4: Simplify right side
    14,073.50x = 130,539,155.12
  5. Step 5: Solve for x
    x = 130,539,155.12/14,073.50
  6. Step 6: Final answer
    x = 9,275.53

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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.