Home / 14,012.68-21,025.26-7,347.64

Finding the Fourth Proportional to 14,012.68, 21,025.26 and 7,347.64

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Solution

The fourth proportional to 14,012.68, 21,025.26 and 7,347.64 is: 11,024.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.68 : 21,025.26 = 7,347.64 : x
  2. Step 2: Convert to fraction form
    14,012.68/21,025.26 = 7,347.64/x
  3. Step 3: Cross multiply
    14,012.68x = 21,025.26 × 7,347.64
  4. Step 4: Simplify right side
    14,012.68x = 154,486,041.39
  5. Step 5: Solve for x
    x = 154,486,041.39/14,012.68
  6. Step 6: Final answer
    x = 11,024.73

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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.