Home / 13,068.52-19,605.72-4,303.12

Finding the Fourth Proportional to 13,068.52, 19,605.72 and 4,303.12

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Solution

The fourth proportional to 13,068.52, 19,605.72 and 4,303.12 is: 6,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.52 : 19,605.72 = 4,303.12 : x
  2. Step 2: Convert to fraction form
    13,068.52/19,605.72 = 4,303.12/x
  3. Step 3: Cross multiply
    13,068.52x = 19,605.72 × 4,303.12
  4. Step 4: Simplify right side
    13,068.52x = 84,365,765.85
  5. Step 5: Solve for x
    x = 84,365,765.85/13,068.52
  6. Step 6: Final answer
    x = 6,455.65

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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.