Home / 19,346.10-29,020.41-6,207.90

Finding the Fourth Proportional to 19,346.10, 29,020.41 and 6,207.90

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Solution

The fourth proportional to 19,346.10, 29,020.41 and 6,207.90 is: 9,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.10 : 29,020.41 = 6,207.90 : x
  2. Step 2: Convert to fraction form
    19,346.10/29,020.41 = 6,207.90/x
  3. Step 3: Cross multiply
    19,346.10x = 29,020.41 × 6,207.90
  4. Step 4: Simplify right side
    19,346.10x = 180,155,803.24
  5. Step 5: Solve for x
    x = 180,155,803.24/19,346.10
  6. Step 6: Final answer
    x = 9,312.25

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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.