Home / 12,465.60-18,697.18-4,675.02

Finding the Fourth Proportional to 12,465.60, 18,697.18 and 4,675.02

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Solution

The fourth proportional to 12,465.60, 18,697.18 and 4,675.02 is: 7,012.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,465.60 : 18,697.18 = 4,675.02 : x
  2. Step 2: Convert to fraction form
    12,465.60/18,697.18 = 4,675.02/x
  3. Step 3: Cross multiply
    12,465.60x = 18,697.18 × 4,675.02
  4. Step 4: Simplify right side
    12,465.60x = 87,409,617.41
  5. Step 5: Solve for x
    x = 87,409,617.41/12,465.60
  6. Step 6: Final answer
    x = 7,012.07

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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.