Home / 21,484.01-32,237.76-8,336.90

Finding the Fourth Proportional to 21,484.01, 32,237.76 and 8,336.90

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Solution

The fourth proportional to 21,484.01, 32,237.76 and 8,336.90 is: 12,509.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484.01 : 32,237.76 = 8,336.90 : x
  2. Step 2: Convert to fraction form
    21,484.01/32,237.76 = 8,336.90/x
  3. Step 3: Cross multiply
    21,484.01x = 32,237.76 × 8,336.90
  4. Step 4: Simplify right side
    21,484.01x = 268,763,093.20
  5. Step 5: Solve for x
    x = 268,763,093.20/21,484.01
  6. Step 6: Final answer
    x = 12,509.91

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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.