Home / 14,372.91-21,559.37-4,377.74

Finding the Fourth Proportional to 14,372.91, 21,559.37 and 4,377.74

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Solution

The fourth proportional to 14,372.91, 21,559.37 and 4,377.74 is: 6,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.91 : 21,559.37 = 4,377.74 : x
  2. Step 2: Convert to fraction form
    14,372.91/21,559.37 = 4,377.74/x
  3. Step 3: Cross multiply
    14,372.91x = 21,559.37 × 4,377.74
  4. Step 4: Simplify right side
    14,372.91x = 94,381,186.74
  5. Step 5: Solve for x
    x = 94,381,186.74/14,372.91
  6. Step 6: Final answer
    x = 6,566.60

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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.