Home / 14,023.42-21,045.56-6,630.14

Finding the Fourth Proportional to 14,023.42, 21,045.56 and 6,630.14

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Solution

The fourth proportional to 14,023.42, 21,045.56 and 6,630.14 is: 9,950.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.42 : 21,045.56 = 6,630.14 : x
  2. Step 2: Convert to fraction form
    14,023.42/21,045.56 = 6,630.14/x
  3. Step 3: Cross multiply
    14,023.42x = 21,045.56 × 6,630.14
  4. Step 4: Simplify right side
    14,023.42x = 139,535,028.64
  5. Step 5: Solve for x
    x = 139,535,028.64/14,023.42
  6. Step 6: Final answer
    x = 9,950.14

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1.5x scale

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.