Home / 13,073.96-19,603.42-4,308.20

Finding the Fourth Proportional to 13,073.96, 19,603.42 and 4,308.20

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Solution

The fourth proportional to 13,073.96, 19,603.42 and 4,308.20 is: 6,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.96 : 19,603.42 = 4,308.20 : x
  2. Step 2: Convert to fraction form
    13,073.96/19,603.42 = 4,308.20/x
  3. Step 3: Cross multiply
    13,073.96x = 19,603.42 × 4,308.20
  4. Step 4: Simplify right side
    13,073.96x = 84,455,454.04
  5. Step 5: Solve for x
    x = 84,455,454.04/13,073.96
  6. Step 6: Final answer
    x = 6,459.82

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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.