Home / 13,065.22-19,599.45-4,303.18

Finding the Fourth Proportional to 13,065.22, 19,599.45 and 4,303.18

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Solution

The fourth proportional to 13,065.22, 19,599.45 and 4,303.18 is: 6,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.22 : 19,599.45 = 4,303.18 : x
  2. Step 2: Convert to fraction form
    13,065.22/19,599.45 = 4,303.18/x
  3. Step 3: Cross multiply
    13,065.22x = 19,599.45 × 4,303.18
  4. Step 4: Simplify right side
    13,065.22x = 84,339,961.25
  5. Step 5: Solve for x
    x = 84,339,961.25/13,065.22
  6. Step 6: Final answer
    x = 6,455.30

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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.