Home / 35,477.10-53,215.56-9,179.64

Finding the Fourth Proportional to 35,477.10, 53,215.56 and 9,179.64

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Solution

The fourth proportional to 35,477.10, 53,215.56 and 9,179.64 is: 13,769.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.10 : 53,215.56 = 9,179.64 : x
  2. Step 2: Convert to fraction form
    35,477.10/53,215.56 = 9,179.64/x
  3. Step 3: Cross multiply
    35,477.10x = 53,215.56 × 9,179.64
  4. Step 4: Simplify right side
    35,477.10x = 488,499,683.20
  5. Step 5: Solve for x
    x = 488,499,683.20/35,477.10
  6. Step 6: Final answer
    x = 13,769.44

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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.