Home / 14,079.41-21,124.99-6,177.84

Finding the Fourth Proportional to 14,079.41, 21,124.99 and 6,177.84

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Solution

The fourth proportional to 14,079.41, 21,124.99 and 6,177.84 is: 9,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079.41 : 21,124.99 = 6,177.84 : x
  2. Step 2: Convert to fraction form
    14,079.41/21,124.99 = 6,177.84/x
  3. Step 3: Cross multiply
    14,079.41x = 21,124.99 × 6,177.84
  4. Step 4: Simplify right side
    14,079.41x = 130,506,820.80
  5. Step 5: Solve for x
    x = 130,506,820.80/14,079.41
  6. Step 6: Final answer
    x = 9,269.34

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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.