Home / 21,690.03-32,534.60-6,898.98

Finding the Fourth Proportional to 21,690.03, 32,534.60 and 6,898.98

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Solution

The fourth proportional to 21,690.03, 32,534.60 and 6,898.98 is: 10,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,690.03 : 32,534.60 = 6,898.98 : x
  2. Step 2: Convert to fraction form
    21,690.03/32,534.60 = 6,898.98/x
  3. Step 3: Cross multiply
    21,690.03x = 32,534.60 × 6,898.98
  4. Step 4: Simplify right side
    21,690.03x = 224,455,554.71
  5. Step 5: Solve for x
    x = 224,455,554.71/21,690.03
  6. Step 6: Final answer
    x = 10,348.33

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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.