Home / 19,686.84-29,534.06-6,363.42

Finding the Fourth Proportional to 19,686.84, 29,534.06 and 6,363.42

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Solution

The fourth proportional to 19,686.84, 29,534.06 and 6,363.42 is: 9,546.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686.84 : 29,534.06 = 6,363.42 : x
  2. Step 2: Convert to fraction form
    19,686.84/29,534.06 = 6,363.42/x
  3. Step 3: Cross multiply
    19,686.84x = 29,534.06 × 6,363.42
  4. Step 4: Simplify right side
    19,686.84x = 187,937,448.60
  5. Step 5: Solve for x
    x = 187,937,448.60/19,686.84
  6. Step 6: Final answer
    x = 9,546.35

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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.