Home / 21,385.99-32,076.92-6,590.94

Finding the Fourth Proportional to 21,385.99, 32,076.92 and 6,590.94

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Solution

The fourth proportional to 21,385.99, 32,076.92 and 6,590.94 is: 9,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,385.99 : 32,076.92 = 6,590.94 : x
  2. Step 2: Convert to fraction form
    21,385.99/32,076.92 = 6,590.94/x
  3. Step 3: Cross multiply
    21,385.99x = 32,076.92 × 6,590.94
  4. Step 4: Simplify right side
    21,385.99x = 211,416,894.72
  5. Step 5: Solve for x
    x = 211,416,894.72/21,385.99
  6. Step 6: Final answer
    x = 9,885.77

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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.