Home / 21,000.48-31,491.24-6,204.24

Finding the Fourth Proportional to 21,000.48, 31,491.24 and 6,204.24

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Solution

The fourth proportional to 21,000.48, 31,491.24 and 6,204.24 is: 9,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,000.48 : 31,491.24 = 6,204.24 : x
  2. Step 2: Convert to fraction form
    21,000.48/31,491.24 = 6,204.24/x
  3. Step 3: Cross multiply
    21,000.48x = 31,491.24 × 6,204.24
  4. Step 4: Simplify right side
    21,000.48x = 195,379,210.86
  5. Step 5: Solve for x
    x = 195,379,210.86/21,000.48
  6. Step 6: Final answer
    x = 9,303.56

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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.