Home / 21,371.10-32,060.16-6,580.02

Finding the Fourth Proportional to 21,371.10, 32,060.16 and 6,580.02

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Solution

The fourth proportional to 21,371.10, 32,060.16 and 6,580.02 is: 9,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,371.10 : 32,060.16 = 6,580.02 : x
  2. Step 2: Convert to fraction form
    21,371.10/32,060.16 = 6,580.02/x
  3. Step 3: Cross multiply
    21,371.10x = 32,060.16 × 6,580.02
  4. Step 4: Simplify right side
    21,371.10x = 210,956,494.00
  5. Step 5: Solve for x
    x = 210,956,494.00/21,371.10
  6. Step 6: Final answer
    x = 9,871.11

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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.