Home / 19,763.29-29,645.09-6,616.69

Finding the Fourth Proportional to 19,763.29, 29,645.09 and 6,616.69

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Solution

The fourth proportional to 19,763.29, 29,645.09 and 6,616.69 is: 9,925.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.29 : 29,645.09 = 6,616.69 : x
  2. Step 2: Convert to fraction form
    19,763.29/29,645.09 = 6,616.69/x
  3. Step 3: Cross multiply
    19,763.29x = 29,645.09 × 6,616.69
  4. Step 4: Simplify right side
    19,763.29x = 196,152,288.17
  5. Step 5: Solve for x
    x = 196,152,288.17/19,763.29
  6. Step 6: Final answer
    x = 9,925.08

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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.