Home / 14,430.56-21,658.19-5,671.62

Finding the Fourth Proportional to 14,430.56, 21,658.19 and 5,671.62

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Solution

The fourth proportional to 14,430.56, 21,658.19 and 5,671.62 is: 8,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.56 : 21,658.19 = 5,671.62 : x
  2. Step 2: Convert to fraction form
    14,430.56/21,658.19 = 5,671.62/x
  3. Step 3: Cross multiply
    14,430.56x = 21,658.19 × 5,671.62
  4. Step 4: Simplify right side
    14,430.56x = 122,836,995.21
  5. Step 5: Solve for x
    x = 122,836,995.21/14,430.56
  6. Step 6: Final answer
    x = 8,512.28

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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.