Home / 13,368.15-20,052.23-12,493.35

Finding the Fourth Proportional to 13,368.15, 20,052.23 and 12,493.35

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Solution

The fourth proportional to 13,368.15, 20,052.23 and 12,493.35 is: 18,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368.15 : 20,052.23 = 12,493.35 : x
  2. Step 2: Convert to fraction form
    13,368.15/20,052.23 = 12,493.35/x
  3. Step 3: Cross multiply
    13,368.15x = 20,052.23 × 12,493.35
  4. Step 4: Simplify right side
    13,368.15x = 250,519,465.20
  5. Step 5: Solve for x
    x = 250,519,465.20/13,368.15
  6. Step 6: Final answer
    x = 18,740.03

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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.