Home / 19,656.48-29,479.24-6,509.87

Finding the Fourth Proportional to 19,656.48, 29,479.24 and 6,509.87

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Solution

The fourth proportional to 19,656.48, 29,479.24 and 6,509.87 is: 9,763.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.48 : 29,479.24 = 6,509.87 : x
  2. Step 2: Convert to fraction form
    19,656.48/29,479.24 = 6,509.87/x
  3. Step 3: Cross multiply
    19,656.48x = 29,479.24 × 6,509.87
  4. Step 4: Simplify right side
    19,656.48x = 191,906,101.93
  5. Step 5: Solve for x
    x = 191,906,101.93/19,656.48
  6. Step 6: Final answer
    x = 9,763.00

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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.