Home / 14,885.40-22,328.10-13,200.60

Finding the Fourth Proportional to 14,885.40, 22,328.10 and 13,200.60

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Solution

The fourth proportional to 14,885.40, 22,328.10 and 13,200.60 is: 19,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,885.40 : 22,328.10 = 13,200.60 : x
  2. Step 2: Convert to fraction form
    14,885.40/22,328.10 = 13,200.60/x
  3. Step 3: Cross multiply
    14,885.40x = 22,328.10 × 13,200.60
  4. Step 4: Simplify right side
    14,885.40x = 294,744,316.86
  5. Step 5: Solve for x
    x = 294,744,316.86/14,885.40
  6. Step 6: Final answer
    x = 19,800.90

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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.