Home / 19,508.40-29,259.63-6,360.75

Finding the Fourth Proportional to 19,508.40, 29,259.63 and 6,360.75

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Solution

The fourth proportional to 19,508.40, 29,259.63 and 6,360.75 is: 9,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.40 : 29,259.63 = 6,360.75 : x
  2. Step 2: Convert to fraction form
    19,508.40/29,259.63 = 6,360.75/x
  3. Step 3: Cross multiply
    19,508.40x = 29,259.63 × 6,360.75
  4. Step 4: Simplify right side
    19,508.40x = 186,113,191.52
  5. Step 5: Solve for x
    x = 186,113,191.52/19,508.40
  6. Step 6: Final answer
    x = 9,540.16

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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.