Home / 14,501.72-20,004.99-9,046.28

Finding the Fourth Proportional to 14,501.72, 20,004.99 and 9,046.28

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Solution

The fourth proportional to 14,501.72, 20,004.99 and 9,046.28 is: 12,479.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.72 : 20,004.99 = 9,046.28 : x
  2. Step 2: Convert to fraction form
    14,501.72/20,004.99 = 9,046.28/x
  3. Step 3: Cross multiply
    14,501.72x = 20,004.99 × 9,046.28
  4. Step 4: Simplify right side
    14,501.72x = 180,970,640.91
  5. Step 5: Solve for x
    x = 180,970,640.91/14,501.72
  6. Step 6: Final answer
    x = 12,479.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.