Home / 14,718.21-22,080.56-6,399.51

Finding the Fourth Proportional to 14,718.21, 22,080.56 and 6,399.51

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Solution

The fourth proportional to 14,718.21, 22,080.56 and 6,399.51 is: 9,600.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.21 : 22,080.56 = 6,399.51 : x
  2. Step 2: Convert to fraction form
    14,718.21/22,080.56 = 6,399.51/x
  3. Step 3: Cross multiply
    14,718.21x = 22,080.56 × 6,399.51
  4. Step 4: Simplify right side
    14,718.21x = 141,304,732.53
  5. Step 5: Solve for x
    x = 141,304,732.53/14,718.21
  6. Step 6: Final answer
    x = 9,600.67

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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.