Home / 12,430.54-18,650.67-4,637.53

Finding the Fourth Proportional to 12,430.54, 18,650.67 and 4,637.53

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Solution

The fourth proportional to 12,430.54, 18,650.67 and 4,637.53 is: 6,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,430.54 : 18,650.67 = 4,637.53 : x
  2. Step 2: Convert to fraction form
    12,430.54/18,650.67 = 4,637.53/x
  3. Step 3: Cross multiply
    12,430.54x = 18,650.67 × 4,637.53
  4. Step 4: Simplify right side
    12,430.54x = 86,493,041.65
  5. Step 5: Solve for x
    x = 86,493,041.65/12,430.54
  6. Step 6: Final answer
    x = 6,958.11

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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.