Home / 12,360.76-18,542.58-4,041.40

Finding the Fourth Proportional to 12,360.76, 18,542.58 and 4,041.40

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Solution

The fourth proportional to 12,360.76, 18,542.58 and 4,041.40 is: 6,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.76 : 18,542.58 = 4,041.40 : x
  2. Step 2: Convert to fraction form
    12,360.76/18,542.58 = 4,041.40/x
  3. Step 3: Cross multiply
    12,360.76x = 18,542.58 × 4,041.40
  4. Step 4: Simplify right side
    12,360.76x = 74,937,982.81
  5. Step 5: Solve for x
    x = 74,937,982.81/12,360.76
  6. Step 6: Final answer
    x = 6,062.57

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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.