Home / 19,528.72-29,297.70-6,381.06

Finding the Fourth Proportional to 19,528.72, 29,297.70 and 6,381.06

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Solution

The fourth proportional to 19,528.72, 29,297.70 and 6,381.06 is: 9,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,528.72 : 29,297.70 = 6,381.06 : x
  2. Step 2: Convert to fraction form
    19,528.72/29,297.70 = 6,381.06/x
  3. Step 3: Cross multiply
    19,528.72x = 29,297.70 × 6,381.06
  4. Step 4: Simplify right side
    19,528.72x = 186,950,381.56
  5. Step 5: Solve for x
    x = 186,950,381.56/19,528.72
  6. Step 6: Final answer
    x = 9,573.10

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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.