Home / 14,132.53-21,199.13-4,271.77

Finding the Fourth Proportional to 14,132.53, 21,199.13 and 4,271.77

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Solution

The fourth proportional to 14,132.53, 21,199.13 and 4,271.77 is: 6,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.53 : 21,199.13 = 4,271.77 : x
  2. Step 2: Convert to fraction form
    14,132.53/21,199.13 = 4,271.77/x
  3. Step 3: Cross multiply
    14,132.53x = 21,199.13 × 4,271.77
  4. Step 4: Simplify right side
    14,132.53x = 90,557,680.21
  5. Step 5: Solve for x
    x = 90,557,680.21/14,132.53
  6. Step 6: Final answer
    x = 6,407.75

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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.