Home / 13,338.36-20,002.50-4,570.92

Finding the Fourth Proportional to 13,338.36, 20,002.50 and 4,570.92

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Solution

The fourth proportional to 13,338.36, 20,002.50 and 4,570.92 is: 6,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338.36 : 20,002.50 = 4,570.92 : x
  2. Step 2: Convert to fraction form
    13,338.36/20,002.50 = 4,570.92/x
  3. Step 3: Cross multiply
    13,338.36x = 20,002.50 × 4,570.92
  4. Step 4: Simplify right side
    13,338.36x = 91,429,827.30
  5. Step 5: Solve for x
    x = 91,429,827.30/13,338.36
  6. Step 6: Final answer
    x = 6,854.65

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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.