Home / 19,459.08-29,185.89-6,311.57

Finding the Fourth Proportional to 19,459.08, 29,185.89 and 6,311.57

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Solution

The fourth proportional to 19,459.08, 29,185.89 and 6,311.57 is: 9,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.08 : 29,185.89 = 6,311.57 : x
  2. Step 2: Convert to fraction form
    19,459.08/29,185.89 = 6,311.57/x
  3. Step 3: Cross multiply
    19,459.08x = 29,185.89 × 6,311.57
  4. Step 4: Simplify right side
    19,459.08x = 184,208,714.78
  5. Step 5: Solve for x
    x = 184,208,714.78/19,459.08
  6. Step 6: Final answer
    x = 9,466.46

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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.