Home / 21,023.10-31,534.50-6,232.08

Finding the Fourth Proportional to 21,023.10, 31,534.50 and 6,232.08

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Solution

The fourth proportional to 21,023.10, 31,534.50 and 6,232.08 is: 9,348.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,023.10 : 31,534.50 = 6,232.08 : x
  2. Step 2: Convert to fraction form
    21,023.10/31,534.50 = 6,232.08/x
  3. Step 3: Cross multiply
    21,023.10x = 31,534.50 × 6,232.08
  4. Step 4: Simplify right side
    21,023.10x = 196,525,526.76
  5. Step 5: Solve for x
    x = 196,525,526.76/21,023.10
  6. Step 6: Final answer
    x = 9,348.08

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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.