Home / 14,774.36-20,383.46-9,472.10

Finding the Fourth Proportional to 14,774.36, 20,383.46 and 9,472.10

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Solution

The fourth proportional to 14,774.36, 20,383.46 and 9,472.10 is: 13,068.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.36 : 20,383.46 = 9,472.10 : x
  2. Step 2: Convert to fraction form
    14,774.36/20,383.46 = 9,472.10/x
  3. Step 3: Cross multiply
    14,774.36x = 20,383.46 × 9,472.10
  4. Step 4: Simplify right side
    14,774.36x = 193,074,171.47
  5. Step 5: Solve for x
    x = 193,074,171.47/14,774.36
  6. Step 6: Final answer
    x = 13,068.19

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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.