Home / 14,381.30-21,575.37-4,520.58

Finding the Fourth Proportional to 14,381.30, 21,575.37 and 4,520.58

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Solution

The fourth proportional to 14,381.30, 21,575.37 and 4,520.58 is: 6,781.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.30 : 21,575.37 = 4,520.58 : x
  2. Step 2: Convert to fraction form
    14,381.30/21,575.37 = 4,520.58/x
  3. Step 3: Cross multiply
    14,381.30x = 21,575.37 × 4,520.58
  4. Step 4: Simplify right side
    14,381.30x = 97,533,186.11
  5. Step 5: Solve for x
    x = 97,533,186.11/14,381.30
  6. Step 6: Final answer
    x = 6,781.95

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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.