Home / 13,473.40-20,211.02-4,113.48

Finding the Fourth Proportional to 13,473.40, 20,211.02 and 4,113.48

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Solution

The fourth proportional to 13,473.40, 20,211.02 and 4,113.48 is: 6,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.40 : 20,211.02 = 4,113.48 : x
  2. Step 2: Convert to fraction form
    13,473.40/20,211.02 = 4,113.48/x
  3. Step 3: Cross multiply
    13,473.40x = 20,211.02 × 4,113.48
  4. Step 4: Simplify right side
    13,473.40x = 83,137,626.55
  5. Step 5: Solve for x
    x = 83,137,626.55/13,473.40
  6. Step 6: Final answer
    x = 6,170.50

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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.