Home / 38,429.10-53,016.87-23,316.21

Finding the Fourth Proportional to 38,429.10, 53,016.87 and 23,316.21

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Solution

The fourth proportional to 38,429.10, 53,016.87 and 23,316.21 is: 32,167.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.10 : 53,016.87 = 23,316.21 : x
  2. Step 2: Convert to fraction form
    38,429.10/53,016.87 = 23,316.21/x
  3. Step 3: Cross multiply
    38,429.10x = 53,016.87 × 23,316.21
  4. Step 4: Simplify right side
    38,429.10x = 1,236,152,474.46
  5. Step 5: Solve for x
    x = 1,236,152,474.46/38,429.10
  6. Step 6: Final answer
    x = 32,167.09

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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.