Home / 13,527.61-20,283.62-4,165.10

Finding the Fourth Proportional to 13,527.61, 20,283.62 and 4,165.10

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Solution

The fourth proportional to 13,527.61, 20,283.62 and 4,165.10 is: 6,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.61 : 20,283.62 = 4,165.10 : x
  2. Step 2: Convert to fraction form
    13,527.61/20,283.62 = 4,165.10/x
  3. Step 3: Cross multiply
    13,527.61x = 20,283.62 × 4,165.10
  4. Step 4: Simplify right side
    13,527.61x = 84,483,373.58
  5. Step 5: Solve for x
    x = 84,483,373.58/13,527.61
  6. Step 6: Final answer
    x = 6,245.26

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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.