Home / 13,374.02-20,064.23-4,140.02

Finding the Fourth Proportional to 13,374.02, 20,064.23 and 4,140.02

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Solution

The fourth proportional to 13,374.02, 20,064.23 and 4,140.02 is: 6,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374.02 : 20,064.23 = 4,140.02 : x
  2. Step 2: Convert to fraction form
    13,374.02/20,064.23 = 4,140.02/x
  3. Step 3: Cross multiply
    13,374.02x = 20,064.23 × 4,140.02
  4. Step 4: Simplify right side
    13,374.02x = 83,066,313.48
  5. Step 5: Solve for x
    x = 83,066,313.48/13,374.02
  6. Step 6: Final answer
    x = 6,211.02

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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.