Home / 14,004.45-21,006.27-4,644.90

Finding the Fourth Proportional to 14,004.45, 21,006.27 and 4,644.90

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Solution

The fourth proportional to 14,004.45, 21,006.27 and 4,644.90 is: 6,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.45 : 21,006.27 = 4,644.90 : x
  2. Step 2: Convert to fraction form
    14,004.45/21,006.27 = 4,644.90/x
  3. Step 3: Cross multiply
    14,004.45x = 21,006.27 × 4,644.90
  4. Step 4: Simplify right side
    14,004.45x = 97,572,023.52
  5. Step 5: Solve for x
    x = 97,572,023.52/14,004.45
  6. Step 6: Final answer
    x = 6,967.22

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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.