Home / 19,717.84-29,581.44-6,570.28

Finding the Fourth Proportional to 19,717.84, 29,581.44 and 6,570.28

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Solution

The fourth proportional to 19,717.84, 29,581.44 and 6,570.28 is: 9,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717.84 : 29,581.44 = 6,570.28 : x
  2. Step 2: Convert to fraction form
    19,717.84/29,581.44 = 6,570.28/x
  3. Step 3: Cross multiply
    19,717.84x = 29,581.44 × 6,570.28
  4. Step 4: Simplify right side
    19,717.84x = 194,358,343.60
  5. Step 5: Solve for x
    x = 194,358,343.60/19,717.84
  6. Step 6: Final answer
    x = 9,856.98

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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.