Home / 14,079.50-21,125.13-6,177.94

Finding the Fourth Proportional to 14,079.50, 21,125.13 and 6,177.94

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Solution

The fourth proportional to 14,079.50, 21,125.13 and 6,177.94 is: 9,269.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079.50 : 21,125.13 = 6,177.94 : x
  2. Step 2: Convert to fraction form
    14,079.50/21,125.13 = 6,177.94/x
  3. Step 3: Cross multiply
    14,079.50x = 21,125.13 × 6,177.94
  4. Step 4: Simplify right side
    14,079.50x = 130,509,670.04
  5. Step 5: Solve for x
    x = 130,509,670.04/14,079.50
  6. Step 6: Final answer
    x = 9,269.48

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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.