Home / 19,619.30-29,427.60-6,292.10

Finding the Fourth Proportional to 19,619.30, 29,427.60 and 6,292.10

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Solution

The fourth proportional to 19,619.30, 29,427.60 and 6,292.10 is: 9,437.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619.30 : 29,427.60 = 6,292.10 : x
  2. Step 2: Convert to fraction form
    19,619.30/29,427.60 = 6,292.10/x
  3. Step 3: Cross multiply
    19,619.30x = 29,427.60 × 6,292.10
  4. Step 4: Simplify right side
    19,619.30x = 185,161,401.96
  5. Step 5: Solve for x
    x = 185,161,401.96/19,619.30
  6. Step 6: Final answer
    x = 9,437.72

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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.