Home / 21,022.90-31,536.16-6,030.10

Finding the Fourth Proportional to 21,022.90, 31,536.16 and 6,030.10

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Solution

The fourth proportional to 21,022.90, 31,536.16 and 6,030.10 is: 9,045.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,022.90 : 31,536.16 = 6,030.10 : x
  2. Step 2: Convert to fraction form
    21,022.90/31,536.16 = 6,030.10/x
  3. Step 3: Cross multiply
    21,022.90x = 31,536.16 × 6,030.10
  4. Step 4: Simplify right side
    21,022.90x = 190,166,198.42
  5. Step 5: Solve for x
    x = 190,166,198.42/21,022.90
  6. Step 6: Final answer
    x = 9,045.67

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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.