Home / 12,358.54-18,539.66-3,592.31

Finding the Fourth Proportional to 12,358.54, 18,539.66 and 3,592.31

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Solution

The fourth proportional to 12,358.54, 18,539.66 and 3,592.31 is: 5,389.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358.54 : 18,539.66 = 3,592.31 : x
  2. Step 2: Convert to fraction form
    12,358.54/18,539.66 = 3,592.31/x
  3. Step 3: Cross multiply
    12,358.54x = 18,539.66 × 3,592.31
  4. Step 4: Simplify right side
    12,358.54x = 66,600,206.01
  5. Step 5: Solve for x
    x = 66,600,206.01/12,358.54
  6. Step 6: Final answer
    x = 5,389.00

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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.