Home / 21,361.10-32,045.28-6,569.69

Finding the Fourth Proportional to 21,361.10, 32,045.28 and 6,569.69

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Solution

The fourth proportional to 21,361.10, 32,045.28 and 6,569.69 is: 9,855.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,361.10 : 32,045.28 = 6,569.69 : x
  2. Step 2: Convert to fraction form
    21,361.10/32,045.28 = 6,569.69/x
  3. Step 3: Cross multiply
    21,361.10x = 32,045.28 × 6,569.69
  4. Step 4: Simplify right side
    21,361.10x = 210,527,395.34
  5. Step 5: Solve for x
    x = 210,527,395.34/21,361.10
  6. Step 6: Final answer
    x = 9,855.65

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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.