Home / 14,308.37-21,462.56-4,445

Finding the Fourth Proportional to 14,308.37, 21,462.56 and 4,445

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Solution

The fourth proportional to 14,308.37, 21,462.56 and 4,445 is: 6,667.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.37 : 21,462.56 = 4,445 : x
  2. Step 2: Convert to fraction form
    14,308.37/21,462.56 = 4,445/x
  3. Step 3: Cross multiply
    14,308.37x = 21,462.56 × 4,445
  4. Step 4: Simplify right side
    14,308.37x = 95,401,079.20
  5. Step 5: Solve for x
    x = 95,401,079.20/14,308.37
  6. Step 6: Final answer
    x = 6,667.50

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Double scale
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Similar ratio
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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.