Home / 13,365.20-20,047.57-4,599.92

Finding the Fourth Proportional to 13,365.20, 20,047.57 and 4,599.92

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Solution

The fourth proportional to 13,365.20, 20,047.57 and 4,599.92 is: 6,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.20 : 20,047.57 = 4,599.92 : x
  2. Step 2: Convert to fraction form
    13,365.20/20,047.57 = 4,599.92/x
  3. Step 3: Cross multiply
    13,365.20x = 20,047.57 × 4,599.92
  4. Step 4: Simplify right side
    13,365.20x = 92,217,256.81
  5. Step 5: Solve for x
    x = 92,217,256.81/13,365.20
  6. Step 6: Final answer
    x = 6,899.80

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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.