Home / 14,341.62-19,783.40-9,027.21

Finding the Fourth Proportional to 14,341.62, 19,783.40 and 9,027.21

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Solution

The fourth proportional to 14,341.62, 19,783.40 and 9,027.21 is: 12,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.62 : 19,783.40 = 9,027.21 : x
  2. Step 2: Convert to fraction form
    14,341.62/19,783.40 = 9,027.21/x
  3. Step 3: Cross multiply
    14,341.62x = 19,783.40 × 9,027.21
  4. Step 4: Simplify right side
    14,341.62x = 178,588,861.18
  5. Step 5: Solve for x
    x = 178,588,861.18/14,341.62
  6. Step 6: Final answer
    x = 12,452.49

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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.