Home / 14,001.57-21,005.69-4,006.46

Finding the Fourth Proportional to 14,001.57, 21,005.69 and 4,006.46

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Solution

The fourth proportional to 14,001.57, 21,005.69 and 4,006.46 is: 6,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.57 : 21,005.69 = 4,006.46 : x
  2. Step 2: Convert to fraction form
    14,001.57/21,005.69 = 4,006.46/x
  3. Step 3: Cross multiply
    14,001.57x = 21,005.69 × 4,006.46
  4. Step 4: Simplify right side
    14,001.57x = 84,158,489.24
  5. Step 5: Solve for x
    x = 84,158,489.24/14,001.57
  6. Step 6: Final answer
    x = 6,010.65

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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.