Home / 9,329.48-14,000.28-8,714.72

Finding the Fourth Proportional to 9,329.48, 14,000.28 and 8,714.72

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Solution

The fourth proportional to 9,329.48, 14,000.28 and 8,714.72 is: 13,077.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.48 : 14,000.28 = 8,714.72 : x
  2. Step 2: Convert to fraction form
    9,329.48/14,000.28 = 8,714.72/x
  3. Step 3: Cross multiply
    9,329.48x = 14,000.28 × 8,714.72
  4. Step 4: Simplify right side
    9,329.48x = 122,008,520.12
  5. Step 5: Solve for x
    x = 122,008,520.12/9,329.48
  6. Step 6: Final answer
    x = 13,077.74

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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.