Home / 39,316.10-54,260.70-23,400.60

Finding the Fourth Proportional to 39,316.10, 54,260.70 and 23,400.60

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Solution

The fourth proportional to 39,316.10, 54,260.70 and 23,400.60 is: 32,295.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,316.10 : 54,260.70 = 23,400.60 : x
  2. Step 2: Convert to fraction form
    39,316.10/54,260.70 = 23,400.60/x
  3. Step 3: Cross multiply
    39,316.10x = 54,260.70 × 23,400.60
  4. Step 4: Simplify right side
    39,316.10x = 1,269,732,936.42
  5. Step 5: Solve for x
    x = 1,269,732,936.42/39,316.10
  6. Step 6: Final answer
    x = 32,295.50

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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.