Home / 14,002.22-21,000.02-4,006.66

Finding the Fourth Proportional to 14,002.22, 21,000.02 and 4,006.66

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Solution

The fourth proportional to 14,002.22, 21,000.02 and 4,006.66 is: 6,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.22 : 21,000.02 = 4,006.66 : x
  2. Step 2: Convert to fraction form
    14,002.22/21,000.02 = 4,006.66/x
  3. Step 3: Cross multiply
    14,002.22x = 21,000.02 × 4,006.66
  4. Step 4: Simplify right side
    14,002.22x = 84,139,897.65
  5. Step 5: Solve for x
    x = 84,139,897.65/14,002.22
  6. Step 6: Final answer
    x = 6,009.04

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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.