Home / 21,363.81-32,045.79-6,572.62

Finding the Fourth Proportional to 21,363.81, 32,045.79 and 6,572.62

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Solution

The fourth proportional to 21,363.81, 32,045.79 and 6,572.62 is: 9,858.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363.81 : 32,045.79 = 6,572.62 : x
  2. Step 2: Convert to fraction form
    21,363.81/32,045.79 = 6,572.62/x
  3. Step 3: Cross multiply
    21,363.81x = 32,045.79 × 6,572.62
  4. Step 4: Simplify right side
    21,363.81x = 210,624,767.41
  5. Step 5: Solve for x
    x = 210,624,767.41/21,363.81
  6. Step 6: Final answer
    x = 9,858.95

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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.