Home / 14,612.96-21,919.76-4,752.24

Finding the Fourth Proportional to 14,612.96, 21,919.76 and 4,752.24

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Solution

The fourth proportional to 14,612.96, 21,919.76 and 4,752.24 is: 7,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.96 : 21,919.76 = 4,752.24 : x
  2. Step 2: Convert to fraction form
    14,612.96/21,919.76 = 4,752.24/x
  3. Step 3: Cross multiply
    14,612.96x = 21,919.76 × 4,752.24
  4. Step 4: Simplify right side
    14,612.96x = 104,167,960.26
  5. Step 5: Solve for x
    x = 104,167,960.26/14,612.96
  6. Step 6: Final answer
    x = 7,128.46

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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.